Shingleback Skink (Tiliqua rugosa) Care Sheet
The Shingleback Skink (Tiliqua rugosa) is a large, heavily built Australian blue-tongued skink recognised by its broad head, rough overlapping scales and extremely short, blunt tail.
It is also known by regional common names including Stumpy-Tailed Lizard, Bobtail and Sleepy Lizard.
Shinglebacks are unusual among reptiles because long-term field studies have demonstrated strong pair bonds, with the same male and female often reuniting across successive breeding seasons.
They are diurnal terrestrial lizards adapted to relatively dry Australian environments. In captivity they require substantial floor space, strong basking heat, appropriate UVB, bright visible lighting, secure retreats and a carefully balanced omnivorous diet.
Despite their slow appearance, they are active foragers and should not be maintained in a small, sparsely furnished vivarium.
Captive-bred animals of clear provenance should be strongly preferred.
Quick Facts
Scientific name: Tiliqua rugosa
Common names: Shingleback Skink, Shingleback Lizard, Stumpy-Tailed Lizard, Bobtail, Sleepy Lizard
Family: Scincidae
Native range: Australia
Activity: Diurnal
Lifestyle: Terrestrial
Adult length: Approximately 30–40 cm
Build: Extremely robust and heavy-bodied
Lifespan: Commonly 20+ years; potentially considerably longer with excellent care
Experience level: Intermediate
Diet: Omnivorous
Adult enclosure: Approximately 150 × 60 × 60 cm minimum for one adult; 180 × 75 × 60 cm or larger preferred
Basking surface: Approximately 38–42°C
Warm ambient: Approximately 27–30°C
Cool area: Approximately 21–25°C
Night temperature: Approximately 17–22°C
UVB: Essential for comprehensive long-term husbandry
Target basking UVI: Approximately 3–4
Humidity: Generally relatively dry to moderate, with access to a more humid sheltered retreat
Water: Fresh water continuously available
Handling: Often manageable when established; calm voluntary interaction preferred
Social housing: Individual housing safest unless keeping a proven compatible pair under experienced management
Reproduction: Viviparous — live-bearing
Typical litter: Usually very small, often 1–3 exceptionally large young
Species Overview
Shinglebacks belong to the blue-tongued skink genus Tiliqua but differ noticeably from the more familiar Common, Northern and Indonesian Blue-Tongued Skinks.
Characteristics include:
- Extremely short blunt tail
- Heavy armour-like scales
- Broad head
- Thick body
- Blue tongue
- Slow deliberate movement
- Long lifespan
- Strong seasonal behaviour
- Unusual long-term pair associations
Their appearance has evolved partly as an anti-predator strategy.
The short thick tail resembles the head, potentially confusing predators about which end of the animal is more vulnerable.
The tail also stores substantial fat reserves.
Natural Distribution
Shinglebacks are native to Australia.
Different forms occur across large areas of southern and western Australia.
Several regional forms or subspecies are recognised, and they can differ in:
- Colour
- Pattern
- Scale texture
- Body proportions
- Natural climate
Where locality or subspecies information is known, it should be retained.
Australian Provenance
Australia has strict wildlife export controls.
Shinglebacks legally established in European collections generally originate from established captive lineages rather than recent commercial export from Australia.
Keepers should retain available:
- Breeder details
- Purchase records
- Parentage information
- Transfer documentation
- Identification records
Do not purchase animals of doubtful origin.
Natural Habitat
Depending upon locality, Shinglebacks occupy environments including:
- Dry scrubland
- Open woodland
- Grassland
- Semi-arid habitat
- Coastal scrub
- Agricultural margins
- Rocky terrain
They frequently shelter beneath:
- Bushes
- Logs
- Vegetation
- Rocks
- Dense ground cover
A captive enclosure should therefore provide both open basking areas and secure sheltered retreats.
Appearance
Shinglebacks have thick overlapping scales that create an unusually rugged appearance.
Typical colours include combinations of:
- Brown
- Black
- Grey
- Cream
- Yellow
- Orange
Pattern varies substantially between populations and individuals.
The Tail
The tail is extremely short, thick and blunt.
It serves as:
- Fat storage
- Defence
- Visual confusion for predators
The tail should be naturally robust, but extreme fat deposition throughout the body still indicates obesity.
Adult Size
Adults generally reach approximately:
30–40 cm total length.
They are substantially heavier than their length might suggest.
Because they are broad-bodied terrestrial reptiles, enclosure floor space is more important than extreme height.
Lifespan
Shinglebacks can be exceptionally long-lived.
A prospective keeper should plan for:
20+ years of care
and potentially considerably longer.
This should be considered before acquisition.
Behaviour
Normal behaviour includes:
- Basking
- Slow active foraging
- Investigating scents
- Exploring
- Feeding
- Moving between cover
- Resting beneath shelters
They may appear slower than many skinks, but this does not mean they are inactive animals.
Diurnal Activity
Shinglebacks are day-active.
The enclosure should provide a strong daytime environment consisting of:
HEAT + UVB + BRIGHT VISIBLE LIGHT
with a clear reduction in light and temperature overnight.
Temperament
Captive-bred animals often become relatively calm.
Individuals may learn:
- Keeper routines
- Feeding schedules
- Familiar handling patterns
However, individual temperament varies.
A threatened animal may:
- Open its mouth
- Display its blue tongue
- Hiss
- Inflate the body
- Attempt to bite
Handling
Routine handling should remain moderate.
When lifting:
- Support the entire body
- Support both front and rear quarters
- Keep the animal close to a safe surface
- Never allow the body to hang unsupported
Shinglebacks are heavy animals.
Do not lift them by the tail.
Enclosure Size
For one adult, approximately:
150 × 60 × 60 cm
should be regarded as a practical minimum.
A larger enclosure around:
180 × 75 × 60 cm or greater
is strongly preferred.
Why Floor Space Matters
Shinglebacks are terrestrial and benefit from room to:
- Walk
- Forage
- Investigate
- Choose temperatures
- Move between hides
- Exercise
An enclosure that is long but extremely narrow still restricts normal movement.
Enclosure Security
The enclosure should be:
- Secure
- Strong
- Well ventilated
- Escape-resistant
Adult Shinglebacks are physically powerful and can move lightweight furnishings.
Substrate
Provide a naturalistic terrestrial substrate.
Suitable mixtures may include:
- Organic topsoil
- Washed play sand
- Clay-containing soil
Leaf litter can be added in selected areas.
Substrate Depth
Approximately:
10–20 cm
is suitable for many setups.
Deeper areas can be provided.
Shinglebacks are not specialised burrowers, but they may:
- Dig
- Push beneath cover
- Rearrange substrate
Moisture Gradient
Most exposed substrate can remain relatively dry.
Provide some sheltered areas with slightly higher moisture.
The enclosure should not be:
- Permanently saturated
- Completely desiccated throughout
Environmental choice is more useful than one fixed humidity reading.
Hides
Provide at least:
- Warm hide
- Cool hide
- More humid retreat
Hides should be large enough for the animal but still feel secure.
Ground Cover
Useful furnishings include:
- Cork bark
- Logs
- Flat rocks
- Leaf litter
- Artificial or hardy live plants
- Low visual barriers
Rock Safety
Heavy rocks should be securely supported.
Do not place unstable heavy objects on loose substrate where the skink can excavate underneath them.
Enrichment
Useful enrichment includes:
- Scatter feeding
- Scent trails
- Leaf litter
- Different substrate textures
- New safe objects
- Food searching
- Live invertebrate hunting
- Changing feeding locations
Shinglebacks have strong scent-driven exploratory behaviour and benefit from opportunities to investigate.
Temperature
Provide a clear thermal gradient.
Basking Surface
Approximately:
38–42°C
Warm Ambient
Approximately:
27–30°C
Cool Area
Approximately:
21–25°C
Night
Approximately:
17–22°C
A moderate nighttime temperature reduction is appropriate.
Surface Temperature Is Not Air Temperature
A basking rock measuring:
40°C
does not mean the entire enclosure should be 40°C.
The enclosure should progress through:
HOT BASKING SURFACE → WARM AREA → COOL AREA → SHELTER
This allows behavioural thermoregulation.
Heating
Use overhead daytime heating.
Suitable options include:
- Halogen flood lamp
- Appropriate incandescent basking lamp
Broad Basking Zone
Because Shinglebacks are broad-bodied animals, the basking area should warm a useful proportion of the body.
Avoid creating one tiny intensely heated spot.
Heat Mats
Heat mats should not be relied upon as the principal daytime heat source.
Overhead radiant heat more closely reproduces natural solar heating.
Heat Safety
Internally mounted lamps must be appropriately guarded.
The skink must not be able to make direct contact with hot equipment.
Temperature Monitoring
Use:
Digital probe thermometers — ambient temperatures
Infrared thermometer — basking surface temperatures
Measure several parts of the enclosure.
UVB
UVB should be considered essential for comprehensive long-term husbandry.
Shinglebacks are diurnal Australian reptiles naturally exposed to sunlight while basking and foraging.
Target UVI
Aim approximately for:
UVI 3–4
at the main basking position.
Lower exposure and complete shade must also be available.
What Is UVI?
UVI means Ultraviolet Index.
In reptile keeping, it tells us approximately how much biologically effective ultraviolet radiation reaches the animal at a particular location.
This is more useful than simply specifying one UVB percentage.
Why Doesn’t the Percentage on the Lamp Tell Me Enough?
UVB tubes may be labelled:
- 6%
- 7%
- 10%
- 12%
- 14%
But the percentage alone does not tell you what reaches the animal.
Actual exposure changes according to:
- Lamp model
- Reflector
- Distance
- Mesh
- Lamp age
- Basking platform height
UV Gradient
A useful setup should provide approximately:
Main basking position: UVI 3–4
Surrounding illuminated area: UVI 1–2
Partial shade: below UVI 1
Deep retreat: approaching UVI 0
What UVB Lamp Do I Actually Need?
For most adult Shingleback enclosures, look for a:
QUALITY LINEAR T5 HO UVB SYSTEM
rather than relying on a small compact UVB lamp.
Depending upon enclosure height, mounting method and mesh, a system broadly within the:
6–12% UVB class
may be appropriate.
But the target is not 6%, 10% or 12%.
The actual target is:
UVI 3–4 AT THE ANIMAL’S BASKING POSITION.
Distance Matters
In simple terms:
Closer UVB lamp = generally more UV
Greater distance = generally less UV
Mesh between lamp and skink = usually less UV
Higher basking surface = animal closer to lamp
This means two correct Shingleback setups may use different lamps.
What Do I Ask for at the Expo or Reptile Shop?
If UV terminology is unfamiliar, ask for:
“A quality linear T5 HO UVB system for a large day-active Australian skink. I need approximately UVI 3–4 at the basking position.”
Then use the manufacturer’s current mounting-distance guidance for that exact system.
Do I Buy the Strongest Australian/Desert Tube?
No.
The animal coming from sunny Australia does not mean:
MORE UV = BETTER.
The goal is:
CORRECT UV EXPOSURE + CHOICE.
Heat and UVB Should Overlap
The primary basking area should combine:
HEAT + UVB + BRIGHT VISIBLE LIGHT.
This more closely resembles natural sunlight.
UV Shade
The enclosure should then transition through:
UVI 3–4 → lower UV → partial shade → complete shade.
The skink should always be able to leave direct UV exposure.
UV Meter
An appropriate UV Index meter is the best way to verify actual UVI.
Measure at approximately:
the height of the animal’s back while it is basking.
If You Don’t Own a UV Meter
Many pet keepers will not initially own one.
Use:
- A reputable T5 HO system
- Manufacturer distance guidance
- Correct basking height
- Guidance concerning mesh
- Plenty of shade
Do not simply place a high-output tube very close to the animal.
UVB Replacement
Replace UVB equipment according to the manufacturer’s current guidance.
Visible light can remain even after useful UV output has declined.
Bright Visible Lighting
Bright visible daytime lighting is strongly recommended.
A daylight LED can be used alongside the basking and UVB equipment.
Bright daytime light supports:
- Circadian rhythm
- Activity
- Basking
- Exploration
- Clear day/night cues
Photoperiod
Approximately:
11–13 hours of daylight
is suitable through much of the active season.
Seasonal variation may be appropriate.
Night Lighting
The enclosure should become dark at night.
Do not use visible red, blue or purple night lamps.
If supplemental nighttime heating is genuinely required because the room falls below suitable temperatures, use an appropriate non-light-emitting heat source under suitable control.
Humidity
Shinglebacks generally require relatively dry to moderate conditions.
A useful exposed ambient range may be approximately:
30–50%
depending on locality, room conditions and season.
Do not attempt to maintain one identical humidity value everywhere.
Humid Retreat
Provide access to a slightly more humid retreat.
This is useful during:
- Shedding
- Very dry weather
The hide should be moist rather than wet.
Ventilation
Good ventilation is essential.
Avoid:
- Stagnant air
- Permanently saturated substrate
- Persistently wet enclosure surfaces
Water
Fresh clean water should be available continuously.
Provide a:
- Stable
- Easily accessible
- Appropriately sized
water bowl.
Do not remove water simply because the species comes from relatively dry habitat.
Diet
Shinglebacks are omnivorous.
Wild diets can include a wide range of:
- Plant matter
- Flowers
- Fruits
- Invertebrates
- Opportunistic animal foods
Captive diets should be varied and strongly plant-inclusive.
Adult Dietary Emphasis
For adults, a substantial proportion of the diet should consist of:
- Leafy greens
- Vegetables
- Edible flowers
with appropriate animal foods provided in moderation.
Suitable Greens
Examples include:
- Dandelion greens
- Endive
- Escarole
- Rocket
- Mustard greens
- Turnip greens
- Other suitable leafy greens
Vegetables
Suitable additions include:
- Squash
- Courgette
- Green beans
- Bell pepper
- Small quantities of grated carrot or other appropriate root vegetables
Edible Flowers
Safe pesticide-free options can include:
- Hibiscus
- Dandelion flowers
- Nasturtium
- Rose petals
Invertebrates
Suitable feeders include:
- Locusts
- Crickets
- Roaches
- Black soldier fly larvae
- Silkworms
- Mealworms
- Beetle larvae
- Earthworms from safe sources
- Captive-produced snails
Gut Loading
Feeder insects should be properly gut-loaded for approximately:
24–48 hours
before use.
Fruit
Fruit can be offered in moderation.
Suitable options may include:
- Berries
- Fig
- Papaya
- Mango
Fruit should not dominate the diet because of its relatively high sugar content.
Vertebrate Foods
Shinglebacks are opportunistic and may consume animal matter.
However, routine rodent feeding is unnecessary.
Frequent calorie-dense vertebrate foods can contribute to obesity.
Egg
Small quantities of appropriately prepared egg can occasionally provide variety.
It should not become a dietary staple.
Commercial Diets
A high-quality formulated omnivorous reptile diet may sometimes form part of a varied diet.
It should not automatically replace:
- Fresh plant foods
- Whole invertebrates
- Dietary variety
Calcium
Provide appropriate calcium supplementation.
Invertebrates may be lightly dusted according to:
- Age
- Overall diet
- UVB provision
- Reproductive status
Vitamin D3
Where effective UVB is provided correctly, additional dietary D3 should generally be used sparingly according to the overall supplementation programme.
Multivitamin
A suitable reptile multivitamin may be offered periodically.
Juvenile Diet
Growing juveniles generally require:
- More frequent meals
- Relatively more animal protein than adults
- Suitable plant foods
- Adequate calcium
- Effective UVB
Appropriately sized meals may generally be offered:
daily or near-daily
with portions adjusted according to growth and body condition.
Adult Feeding
Healthy adults can generally be fed approximately:
3–5 times per week
depending upon:
- Portion size
- Food composition
- Activity
- Season
- Body condition
Plant foods may be offered more frequently than rich animal foods.
Obesity
Shinglebacks naturally have heavy bodies and fat-storing tails.
This can make obesity difficult for inexperienced keepers to recognise.
Monitor:
- Overall body condition
- Activity
- Weight trend
- Excessive fat around limbs and body
Do not judge feeding requirements solely by willingness to eat.
Feeding Enrichment
Encourage natural foraging by:
- Scatter feeding greens
- Hiding food
- Offering edible flowers around the enclosure
- Releasing safe live insects
- Varying feeding locations
- Using scent trails
Social Behaviour
Shinglebacks are particularly notable for long-term pair associations.
Wild males and females may reunite with the same partner over many breeding seasons.
This is unusual among reptiles.
Does This Mean They Must Be Kept in Pairs?
No.
A single Shingleback can be maintained successfully.
Pair bonding in the wild does not mean two unfamiliar captive animals will automatically be compatible.
Pair Housing
A proven compatible pair may potentially be maintained together by experienced keepers in a sufficiently large enclosure.
Provide:
- Substantial floor space
- Multiple hides
- Multiple basking opportunities
- Multiple feeding locations
- Visual barriers
Monitor Compatibility
Watch for:
- Chasing
- Biting
- Persistent avoidance
- Weight loss
- Reduced feeding
- One animal monopolising the basking area
Separate animals if necessary.
Multiple Males
Adult males should not automatically be housed together.
Territorial or reproductive conflict may occur.
Sexing
Sexing Shinglebacks can be difficult by external appearance alone.
Mature males may differ subtly in:
- Head proportions
- Body shape
- Tail-base structure
but reliable sex determination may require experienced assessment.
Reproduction
Shinglebacks are:
VIVIPAROUS — LIVE-BEARING.
They do not lay eggs for external incubation.
Pair Bonding
One of the most remarkable characteristics of the species is the tendency for established wild pairs to reunite during subsequent reproductive seasons.
Captive breeders should nevertheless evaluate compatibility carefully rather than forcing pairings.
Seasonal Cycling
Reproduction is strongly influenced by seasonal conditions.
Breeding programmes may incorporate natural changes in:
- Temperature
- Photoperiod
- Feeding
- Activity
Only healthy animals in appropriate body condition should undergo deliberate seasonal cycling.
Pregnancy
A gravid female may:
- Become broader-bodied
- Increase basking
- Alter food intake
- Reduce activity late in pregnancy
Female Nutrition
Pregnant females require excellent:
- Calcium availability
- UVB
- Hydration
- Nutrition
Litter Size
Shinglebacks produce unusually small numbers of exceptionally large offspring.
Approximately:
1–3 young
is typical, with twins particularly well known.
Large Young
Newborn Shinglebacks are exceptionally large relative to the female’s body size.
This makes reproduction physiologically demanding.
Females require excellent recovery following birth.
Neonates
Young are born:
fully formed and independent.
Provide:
- Secure accommodation
- Appropriate heat
- UVB
- Bright visible lighting
- Hides
- Fresh water
- Appropriate plant food
- Small invertebrate prey
Neonate UVB
Provide appropriate UVB from the beginning.
Growing animals require excellent calcium metabolism for normal skeletal development.
Quarantine
All newly acquired animals should undergo quarantine before exposure to established reptiles.
Approximately:
90 days
is a sensible starting point.
Quarantine Monitoring
Record:
- Weight
- Appetite
- Faeces
- Shedding
- Hydration
- Respiration
- Activity
Veterinary faecal screening is worthwhile for newly acquired animals or animals of uncertain history.
Shedding
Healthy shedding is supported by:
- Appropriate hydration
- Humidity gradients
- Rough natural surfaces
- Good nutrition
Check carefully around:
- Toes
- Tail
- Scale folds
for retained shed.
Common Health Concerns
Metabolic Bone Disease
Inadequate:
- UVB
- Calcium
- Nutrition
can result in metabolic bone disease.
Possible signs include:
- Weakness
- Tremors
- Limb deformity
- Jaw abnormalities
- Fractures
Obesity
This is an important captive risk.
Heavy natural build should not be confused with excessive body fat.
Dehydration
Possible signs include:
- Sunken eyes
- Lethargy
- Reduced appetite
- Poor skin condition
Respiratory Disease
Warning signs include:
- Wheezing
- Clicking
- Nasal discharge
- Excess mucus
- Persistent abnormal open-mouth breathing
Parasites
Possible signs include:
- Weight loss
- Poor body condition
- Persistent abnormal faeces
- Reduced appetite
Reproductive Problems
Seek veterinary advice if a gravid female develops:
- Severe weakness
- Persistent distress
- Abnormal swelling
- Apparent difficulty giving birth
Signs of Good Health
A healthy Shingleback should generally display:
- Clear alert eyes
- Strong coordinated movement
- Regular basking
- Active foraging
- Good feeding response
- Healthy skin
- Normal faeces
- Robust but appropriate body condition
When to Seek Veterinary Advice
Consult a suitably experienced reptile veterinarian for:
- Persistent food refusal
- Significant unexplained weight loss
- Severe lethargy
- Weakness
- Tremors
- Limb or jaw abnormalities
- Respiratory symptoms
- Persistent abnormal faeces
- Significant injuries
- Reproductive difficulty
- Any major unexplained behavioural change
Common Husbandry Mistakes
Enclosure too small
Shinglebacks require substantial floor area.
Assuming slow movement means low activity requirements
They are active terrestrial foragers.
Whole enclosure too hot
Provide a genuine cool zone.
Basking surface too cool
Provide appropriate localised heat.
Basking area too small
A broad-bodied skink requires a broad warm area.
Using a heat mat as the main daytime heater
Overhead radiant heat is preferable.
No UVB
Appropriate UVB is essential for comprehensive long-term care.
Using only a small compact UVB bulb
A quality linear T5 HO system provides much better usable coverage.
Buying UVB only by percentage
Actual UVI at the animal matters.
Automatically buying the strongest Australian/desert UVB
More UV is not automatically better.
No UV shade
The animal must be able to leave UV exposure completely.
Dim daytime enclosure
Provide strong visible daytime lighting.
Keeping everything bone dry
Provide more humid sheltered microclimates.
No water because the species is arid-adapted
Fresh drinking water should always remain available.
Feeding mainly animal protein
Adults require a substantial plant component.
Too much fruit
Fruit should remain moderate.
Frequent rodents or other rich foods
This can contribute to obesity.
Overfeeding because the animal still wants food
Appetite alone does not determine correct portion size.
Assuming pair bonding means any two animals can live together
Compatibility must be established.
Ignoring Australian provenance
Retain breeder and acquisition records.
Legal and Provenance Considerations
Shinglebacks are native Australian wildlife.
Australia has strict laws controlling the collection and export of native reptiles.
Animals maintained legally in overseas collections should have traceable captive provenance.
Always check current legislation governing:
- Purchase
- Possession
- Breeding
- Transport
- Sale
- Import/export
in your jurisdiction.
Never purchase an animal where lawful provenance is doubtful.
Responsible Ownership Checklist
Before acquiring a Shingleback Skink, ensure you can provide:
- Approximately 150 × 60 × 60 cm minimum adult accommodation
- 180 × 75 × 60 cm or larger preferred
- Substantial floor space
- Naturalistic substrate
- Multiple secure hides
- Stable rocks and logs
- Basking surface around 38–42°C
- Warm ambient around 27–30°C
- Cool area around 21–25°C
- Appropriate nighttime temperature reduction
- Quality linear T5 HO UVB
- Approximately UVI 3–4 at the basking position
- Complete UV shade
- Bright visible daytime lighting
- Fresh water continuously
- Varied omnivorous diet
- Substantial appropriate plant component
- Gut-loaded invertebrates
- Appropriate calcium and vitamin supplementation
- Body-condition monitoring
- Long-term veterinary care
- Traceable captive provenance
Husbandry Summary
Adult enclosure: 150 × 60 × 60 cm minimum; larger preferred
Adult size: Approximately 30–40 cm
Lifestyle: Terrestrial
Activity: Diurnal
Substrate: Naturalistic soil/sand/clay mixture
Basking surface: 38–42°C
Warm ambient: 27–30°C
Cool area: 21–25°C
Night: Approximately 17–22°C
Humidity: Generally 30–50% exposed ambient with more humid sheltered microclimates
UVB: Linear T5 HO UVB
Target basking UVI: Approximately 3–4
Visible lighting: Bright daylight illumination strongly recommended
Diet: Omnivorous with substantial plant component
Water: Available continuously
Handling: Moderate; voluntary interaction preferred
Social housing: Individual housing safest unless maintaining a proven compatible pair
Reproduction: Live-bearing
Typical young: Approximately 1–3 very large offspring
Quarantine: Approximately 90 days as a sensible starting point
Lifespan: 20+ years, potentially considerably longer
Provenance: Captive-bred with traceable records strongly preferred
UVB — What Do I Actually Need to Buy?
If you are standing at the expo looking at UVB equipment and have no idea what all the percentages mean, start with:
A QUALITY LINEAR T5 HO UVB SYSTEM.
Do not rely on a small compact UVB bulb for a large adult enclosure.
Depending on enclosure height, mounting position and whether mesh sits between the lamp and animal, a tube somewhere broadly within the:
6–12% UVB CLASS
may be appropriate.
But the percentage printed on the box is not our actual target.
What we want is approximately:
UVI 3–4 AT THE SHINGLEBACK’S BACK WHILE IT IS BASKING.
The same lamp can provide very different UV exposure at different distances.
Remember:
Closer lamp = generally more UV
Farther away = generally less UV
Mesh = usually reduces UV
Higher basking surface = animal closer to lamp
So don’t think:
“12% is automatically better than 6%.”
Think:
“Which lamp and mounting distance will give my animal UVI 3–4?”
If you need help choosing equipment at a reptile shop, ask for:
“A linear T5 HO UVB system for a large day-active Australian skink, providing approximately UVI 3–4 at the basking position.”
The primary basking area should combine:
HEAT + UVB + BRIGHT VISIBLE LIGHT.
Then provide:
LOWER UV → PARTIAL SHADE → COMPLETE SHADE → SHELTER.
Remember what the equipment does:
BASKING LAMP = HEAT
T5 HO UVB TUBE = ULTRAVIOLET
DAYLIGHT LED = BRIGHT VISIBLE LIGHT
They perform different jobs.
If you do not own a UV meter, use the manufacturer’s current distance chart for the exact lamp and reflector you purchase and account for any mesh.
The goal is not the strongest possible UVB.
The goal is:
CORRECT UV EXPOSURE AT THE BASKING POSITION WITH A GRADIENT DOWN TO COMPLETE SHADE.
IMPORTANT INFORMATION
This care sheet provides general husbandry guidance and does not replace species-specific research or veterinary advice. Individual requirements may vary.
Always check current legislation governing the acquisition, collection, import, transport, keeping, breeding or sale of reptiles in your jurisdiction.
For Australian native species maintained outside Australia, retain appropriate provenance and acquisition records.
If you have concerns about an animal’s health or care, consult a suitably experienced exotic or reptile veterinarian.
Information correct at the date of publication.
reptilecommunity.com | Revised: August 2026