Photo: Christian Dresel http://www.aquaristikfreaks.de (CC BY-SA 4.0) — via Wikimedia Commons
Leopard Frog Pleco (Peckoltia compta)
A compact, boldly patterned L-number pleco from Brazil that stays small enough for a 75-litre tank and never bothers its neighbours.
Will it live with a Leopard Frog Pleco?
We compare each fish against your leopard frog pleco on temperament, size, water parameters and swimming zone. Set your tank size and filter the results.
- Agassiz's Dwarf Cichlid✅ CompatibleSemi-aggressive · 9 cm · Medium care · 24–30 °C (75–86 °F)
- Compatible on the things that matter: shared water near 25–30 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Badis✅ CompatibleSemi-aggressive · 8 cm · Medium care · 22–28 °C (72–82 °F)
- Peaceful + Semi-aggressive, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Banded Dwarf Cichlid✅ CompatibleSemi-aggressive · 7 cm · Medium care · 24–30 °C (75–86 °F)
- Peaceful + Semi-aggressive, but with no direct clash here, and their water overlaps around 25–30 °C — no size, zone or temperament conflicts.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Black Kuhli Loach✅ CompatiblePeaceful · 8 cm · Easy care · 23–28 °C (73–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Bolivian Ram✅ CompatiblePeaceful · 8 cm · Medium care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Brilliant Rasbora✅ CompatiblePeaceful · 9 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Brilliant Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Burmese Loach✅ CompatiblePeaceful · 9 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful, and their water overlaps around 25–28 °C — no size, zone or temperament conflicts.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Celebes Rainbowfish✅ CompatiblePeaceful · 7 cm · Medium care · 22–28 °C (72–82 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Celebes Rainbowfish in a shoal of 6+ or it gets stressed and nippy.
- Cockatoo Dwarf Cichlid✅ CompatibleSemi-aggressive · 8 cm · Medium care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Costa's Tetra✅ CompatiblePeaceful · 7 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful, and their water overlaps around 25–28 °C — no size, zone or temperament conflicts.
- Keep Costa's Tetra in a shoal of 6+ or it gets stressed and nippy.
- Croaking Gourami✅ CompatiblePeaceful · 7 cm · Easy care · 24–28 °C (75–82 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Dwarf Gourami✅ CompatibleSemi-aggressive · 8 cm · Medium care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Gold Barb✅ CompatiblePeaceful · 7.5 cm · Easy care · 18–26 °C (64–79 °F)
- Compatible on the things that matter: shared water near 25–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Gold Barb in a shoal of 6+ or it gets stressed and nippy.
- Golden Wonder Killifish✅ CompatibleSemi-aggressive · 10 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Goldeneye Dwarf Cichlid✅ CompatibleSemi-aggressive · 8 cm · Easy care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Kribensis✅ CompatibleSemi-aggressive · 10 cm · Easy care · 24–27 °C (75–81 °F)
- Peaceful + Semi-aggressive, but with no direct clash here, and their water overlaps around 25–27 °C — no size, zone or temperament conflicts.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Kuhli Loach✅ CompatiblePeaceful · 10 cm · Easy care · 24–30 °C (75–86 °F)
- Both are peaceful, and their water overlaps around 25–30 °C — no size, zone or temperament conflicts.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Molly✅ CompatiblePeaceful · 10 cm · Easy care · 23–28 °C (73–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Murray River Rainbowfish✅ CompatiblePeaceful · 11 cm · Easy care · 15–26 °C (59–79 °F)
- Both are peaceful, and their water overlaps around 25–26 °C — no size, zone or temperament conflicts.
- Keep Murray River Rainbowfish in a shoal of 6+ or it gets stressed and nippy.
- Rosy Barb✅ CompatibleSemi-aggressive · 10 cm · Easy care · 18–26 °C (64–79 °F)
- Compatible on the things that matter: shared water near 25–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Rosy Barb in a shoal of 6+ or it gets stressed and nippy.
- Splashing Tetra✅ CompatiblePeaceful · 8 cm · Medium care · 22–28 °C (72–82 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Splashing Tetra in a shoal of 6+ or it gets stressed and nippy.
- Thick-lipped Gourami✅ CompatiblePeaceful · 9 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 25–28 °C, workable temperaments, and no predator-and-prey size gap.
- Tiger Betta✅ CompatibleSemi-aggressive · 11 cm · Hard care · 22–27 °C (72–81 °F)
- Peaceful + Semi-aggressive, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Topaz Cichlid✅ CompatibleSemi-aggressive · 10 cm · Medium care · 23–28 °C (73–82 °F)
- Peaceful + Semi-aggressive, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Afra Cichlid⚠️ With cautionSemi-aggressive · 10 cm · Medium care · 24–28 °C (75–82 °F)
- pH preferences only just meet (Leopard Frog Pleco 6–7.5 vs Afra Cichlid 7.8–8.6) — target the overlap and acclimate slowly.
- Your 75 L tank is below the ~150 L this pairing really wants — crowding raises aggression.
- Keep Afra Cichlid in a shoal of 6+ or it gets stressed and nippy.
- Bandit Cichlid⚠️ With cautionSemi-aggressive · 9 cm · Medium care · 22–26 °C (72–79 °F)
- Your 75 L tank is below the ~150 L this pairing really wants — crowding raises aggression.
- Keep Bandit Cichlid in a shoal of 6+ or it gets stressed and nippy.
- Brichardi Cichlid⚠️ With cautionSemi-aggressive · 9 cm · Medium care · 24–28 °C (75–82 °F)
- pH preferences only just meet (Leopard Frog Pleco 6–7.5 vs Brichardi Cichlid 7.8–9) — target the overlap and acclimate slowly.
- Your 75 L tank is below the ~120 L this pairing really wants — crowding raises aggression.
- Clown Pleco⚠️ With cautionPeaceful · 9 cm · Medium care · 24–28 °C (75–82 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Clown Rasbora⚠️ With cautionPeaceful · 10 cm · Medium care · 23–28 °C (73–82 °F)
- Your 75 L tank is below the ~110 L this pairing really wants — crowding raises aggression.
- Keep Clown Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Convict Cichlid⚠️ With cautionAggressive · 10 cm · Easy care · 21–28 °C (70–82 °F)
- Your 75 L tank is below the ~110 L this pairing really wants — crowding raises aggression.
- Daffodil Cichlid⚠️ With cautionSemi-aggressive · 10 cm · Medium care · 23–27 °C (73–81 °F)
- Different pH ranges (6–7.5 vs 7.8–9); doable if you sit in the shared band, but not ideal long-term.
- Your 75 L tank is below the ~120 L this pairing really wants — crowding raises aggression.
- Demasoni Cichlid⚠️ With cautionAggressive · 9 cm · Hard care · 23–27 °C (73–81 °F)
- pH preferences only just meet (Leopard Frog Pleco 6–7.5 vs Demasoni Cichlid 7.8–8.6) — target the overlap and acclimate slowly.
- Your 75 L tank is below the ~200 L this pairing really wants — crowding raises aggression.
- Keep Demasoni Cichlid in a shoal of 12+ or it gets stressed and nippy.
- Electric Yellow Cichlid⚠️ With cautionSemi-aggressive · 10 cm · Medium care · 23–26 °C (73–79 °F)
- pH preferences only just meet (Leopard Frog Pleco 6–7.5 vs Electric Yellow Cichlid 7.8–8.9) — target the overlap and acclimate slowly.
- Your 75 L tank is below the ~200 L this pairing really wants — crowding raises aggression.
- Giant Danio⚠️ With cautionPeaceful · 10 cm · Easy care · 20–27 °C (68–81 °F)
- Your 75 L tank is below the ~110 L this pairing really wants — crowding raises aggression.
- Keep Giant Danio in a shoal of 6+ or it gets stressed and nippy.
- Johanni Cichlid⚠️ With cautionAggressive · 10 cm · Medium care · 24–28 °C (75–82 °F)
- Different pH ranges (6–7.5 vs 7.8–8.6); doable if you sit in the shared band, but not ideal long-term.
- Your 75 L tank is below the ~200 L this pairing really wants — crowding raises aggression.
- Keep Johanni Cichlid in a shoal of 6+ or it gets stressed and nippy.
- Keyhole Cichlid⚠️ With cautionPeaceful · 10 cm · Easy care · 22–28 °C (72–82 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Lifalili Jewel Cichlid⚠️ With cautionAggressive · 9 cm · Medium care · 22–28 °C (72–82 °F)
- Your 75 L tank is below the ~120 L this pairing really wants — crowding raises aggression.
- Mexican Tetra⚠️ With cautionSemi-aggressive · 9 cm · Easy care · 18–25 °C (64–77 °F)
- Your 75 L tank is below the ~110 L this pairing really wants — crowding raises aggression.
- Keep Mexican Tetra in a shoal of 6+ or it gets stressed and nippy.
- Silver Tetra⚠️ With cautionPeaceful · 9 cm · Easy care · 24–28 °C (75–82 °F)
- Your 75 L tank is below the ~115 L this pairing really wants — crowding raises aggression.
- Keep Silver Tetra in a shoal of 6+ or it gets stressed and nippy.
- Zebra Loach⚠️ With cautionPeaceful · 9 cm · Medium care · 23–26 °C (73–79 °F)
- Your 75 L tank is below the ~115 L this pairing really wants — crowding raises aggression.
- Bearded Corydoras⛔ Not recommendedPeaceful · 10 cm · Medium care · 18–24 °C (64–75 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Bearded Corydoras 18–24 °C).
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Bearded Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Butterfly Hillstream Loach⛔ Not recommendedPeaceful · 6 cm · Hard care · 18–24 °C (64–75 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Butterfly Hillstream Loach 18–24 °C).
- Golden Dwarf Barb⛔ Not recommendedPeaceful · 4 cm · Easy care · 18–24 °C (64–75 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Golden Dwarf Barb 18–24 °C).
- Keep Golden Dwarf Barb in a shoal of 6+ or it gets stressed and nippy.
- Goldfish⛔ Not recommendedPeaceful · 30 cm · Medium care · 18–22 °C (64–72 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Goldfish 18–22 °C).
- Goldfish may bully the smaller Leopard Frog Pleco, though its armour makes it a hard meal — give it caves and driftwood to retreat into.
- Your 75 L tank is below the ~150 L this pairing really wants — crowding raises aggression.
- Hillstream Loach⛔ Not recommendedPeaceful · 6 cm · Hard care · 20–24 °C (68–75 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Hillstream Loach 20–24 °C).
- Imperial Flower Loach⛔ Not recommendedSemi-aggressive · 50 cm · Hard care · 15–22 °C (59–72 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Imperial Flower Loach 15–22 °C).
- Imperial Flower Loach may bully the smaller Leopard Frog Pleco, though its armour makes it a hard meal — give it caves and driftwood to retreat into.
- Your 75 L tank is below the ~750 L this pairing really wants — crowding raises aggression.
- Panda Loach⛔ Not recommendedPeaceful · 6 cm · Hard care · 18–23 °C (64–73 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Panda Loach 18–23 °C).
- Weather Loach⛔ Not recommendedPeaceful · 25 cm · Easy care · 5–24 °C (41–75 °F)
- Temperature needs don't overlap (Leopard Frog Pleco 25–30 °C vs Weather Loach 5–24 °C).
- Weather Loach may bully the smaller Leopard Frog Pleco, though its armour makes it a hard meal — give it caves and driftwood to retreat into.
- Your 75 L tank is below the ~150 L this pairing really wants — crowding raises aggression.
Compatibility is computed from each species' care data — a strong starting point, not a guarantee. Individual temperament varies, so always introduce new fish slowly and watch them.
Leopard Frog Pleco care specs
- Care level
- Medium
- Breeding
- Hard
- Max size
- 9 cm (3.5 in)
- Min tank size
- 75 L (19.8 gal)
- Temperature
- 25–30 °C (77–86 °F)
- pH
- 6–7.5
- Hardness
- 2–12 dGH
- Lifespan
- 8–12 years
- Diet
- Omnivore
- Swim level
- Bottom
- Group size
- Best alone or in a pair
- Family
- Loricariidae
- Origin
- South America — Tapajós River basin, Pará state, Brazil
What is a Leopard Frog Pleco?
The Leopard Frog Pleco (Peckoltia compta), catalogued in the L-number system as L134, is a small armoured catfish in the family Loricariidae. Adults top out around 9 cm (3.5 in), making them one of the most practical plecos for mid-sized community tanks. The common name is well-earned: a cream or yellow base is overlaid with bold, irregular black worm-markings and spots that cover the body, head and fins in a pattern that genuinely recalls a leopard’s coat. Unlike many larger loricariids that uproot plants and foul water with sheer waste volume, the L134 is a tidy, non-destructive bottom dweller that suits planted and peaceful community setups. Its combination of striking looks, manageable adult size and easygoing temperament has made it a sought-after — and correspondingly pricier — fish in the L-number hobby.
Where does the Leopard Frog Pleco come from?
Peckoltia compta is native to the Tapajós River basin in Pará state, Brazil — a clear-water tributary of the Amazon draining an area of ancient weathered rock. Tapajós water is typically warm, very soft, and moderately acidic, with a high dissolved-oxygen content kept up by swift, well-oxygenated runs over bedrock. The fish inhabit crevices and the undersides of boulders and submerged wood in moderate current, emerging at night to forage. This origin — clear, oxygen-rich, slightly acidic, fast-moving — should be the mental model for every decision you make about tank conditions and filtration.
What tank size and setup does a Leopard Frog Pleco need?
The minimum practical tank is 75 litres (about 20 US gallons) for a single specimen. A footprint of at least 60 × 30 cm gives enough territory for the fish to patrol and enough floor area to arrange meaningful decor.
Key setup elements:
- Driftwood — essential. The L134 rasps biofilm and some wood fibre from driftwood surfaces; it also uses wood as a refuge during the day. Smooth, branchy pieces (mopani, spider wood) work well.
- Caves and crevices — a dedicated cave or two (ceramic tubes, slate stacks, coconut shells) prevents competition stress if kept with other bottom dwellers. Males are territorial over prime hiding spots.
- Smooth substrate — fine sand or small smooth gravel protects the fish’s underside and the sensory barbels it uses to find food.
- Moderate current — replicate the Tapajós’s oxygenated flow with a canister or powerhead-assisted filtration setup. Still water stresses this species.
- Low light or shaded areas — the L134 is largely nocturnal; dense planting or floating cover at the surface reduces light intensity and encourages daytime activity.
What water parameters does the Leopard Frog Pleco need?
This species demands consistently clean, warm, well-oxygenated water. Target values based on its Tapajós origin:
- Temperature: 25–30 °C (77–86 °F) — keep toward the warmer end to match natural conditions.
- pH: 6.0–7.5; slightly acidic to neutral is ideal.
- Hardness: 2–12 dGH — soft to moderately hard; very hard water is problematic long-term.
- Nitrate: keep low; this species is notably sensitive to nitrate accumulation. Weekly water changes of 25–30 % and a filter rated at least 4–5× tank volume are the baseline.
- Oxygen: high. Surface agitation or a spray bar pointed to break the surface is important.
The Tapajós is a clear-water river, not a blackwater river — tannin-tinted water from driftwood is fine and beneficial, but you don’t need an extreme blackwater setup.
What does the Leopard Frog Pleco eat?
The L134 is an omnivore with a diet weighted toward plant matter and biofilm, supplemented with protein. In practice that means:
- Sinking algae wafers and spirulina tabs — primary staple; offer nightly when the fish becomes active.
- Driftwood rasping — provides fibre and gut microbiota support; a tank without driftwood is a nutritionally poorer environment.
- Blanched vegetables — zucchini (courgette), cucumber, sweet potato and spinach are accepted; remove uneaten pieces within 24 hours.
- Protein supplements — bloodworm, brine shrimp or high-protein sinking pellets 2–3 times a week. Avoid an exclusively protein-heavy diet, which can cause digestive problems.
Feed after lights-out when the fish are naturally foraging. Remove uneaten food promptly to protect water quality — especially important given this species’ low nitrate tolerance.
How does the Leopard Frog Pleco behave, and what fish can live with it?
The L134 is peaceful toward fish of other species, making it a good community citizen as long as tank-mates share its water parameters. It is active primarily at night, spending most of the day wedged into a cave or pressed against driftwood. Males are mildly territorial over favoured hiding spots and may posture or chase other plecos (or similar bottom-hugging catfish) that encroach — this is best managed by providing more caves than there are plecos.
Good community partners include South American tetras, pencilfish, corydoras, dwarf cichlids (apistogramma, rams), small rasboras, and peaceful surface fish. Avoid large, boisterous cichlids or any fish aggressive enough to harass a slow-moving nocturnal catfish at rest. Invertebrates — shrimp, snails — are generally left alone, though very small shrimp may occasionally be eaten.
For a full compatibility list and pairing checker, see Leopard Frog Pleco tank mates.
How do you tell male from female Leopard Frog Plecos apart?
Sexual dimorphism is present but requires a reasonably mature fish to read reliably.
- Males develop interopercular odontodes — stiff, bristle-like spines on the cheeks and the leading edges of the pectoral fins. They also tend to have a broader, more angular head profile. In spawning condition the odontodes become very prominent.
- Females are typically rounder in the abdomen, particularly when gravid, and lack the pronounced cheek bristles. Their head profile is slightly narrower and more streamlined.
In young fish under 5–6 cm these differences can be subtle. Under strong light and at close range, the presence or absence of cheek bristles is the most reliable single indicator.
How do Leopard Frog Plecos breed?
Breeding is rated hard and is achievable in home aquaria but demands deliberate setup and patience.
The L134 is a cave spawner. The male selects and defends a cave, courts the female, and she deposits her eggs inside. The male then guards and fans the eggs until hatching. Key conditions reported by breeders:
- A dedicated or species-only tank eliminates competition and disturbance.
- Multiple caves allow the female to retreat and reduce male aggression after spawning.
- A slight temperature drop (2–3 °C) followed by a return to the warm end of the range, combined with large water changes of slightly cooler water, can trigger spawning — mimicking the onset of the Amazonian wet season.
- Fry are relatively large for loricariids and can be started on powdered spirulina, biofilm from driftwood, and finely crushed algae wafers once free-swimming.
Wild-caught pairs are generally easier to breed than captive-raised stock in the authors’ experience, though both can succeed. The rarity and price of this fish mean even partial spawning success is meaningful.
What diseases affect the Leopard Frog Pleco?
The L134 is hardy under correct conditions, but a few health issues are worth knowing:
- Ich (white spot) — presents as small white granules on fins and body. Almost always a stress or temperature-drop trigger; maintain stable warmth and avoid chilling during water changes.
- Bacterial infections and fin/body erosion — typically secondary to poor water quality; elevated nitrate is the most common cause in this species. Consistent water changes are the primary prevention.
- Constipation and bloat — can follow an overly protein-heavy diet. Rotating in fibrous vegetables and ensuring access to driftwood helps gut motility.
- Parasitic flukes (Gyrodactylus, Dactylogyrus) — more common in wild-caught imports; a quarantine period of 4–6 weeks for new arrivals is the best safeguard.
Health note: disease diagnosis and medication dosing are beyond the scope of this care profile. If a fish shows persistent symptoms after water-quality correction, consult a reputable fish-health resource or aquatic veterinarian before treating.
How long does the Leopard Frog Pleco live?
Well-kept L134 plecos are long-lived, with a lifespan of 8–12 years in aquaria under good conditions. That longevity is worth factoring into the purchase decision: this is a decade-long commitment, not a short-term addition. Provide clean, warm, well-oxygenated water, a varied diet, adequate driftwood and caves, and this species will reward the investment with years of its distinctive, unhurried presence on the tank floor.
Frequently asked questions
Does the Leopard Frog Pleco eat wood or need driftwood?
Yes — provide driftwood. Peckoltia compta rasps biofilm and wood fibre as part of its natural diet, and driftwood also serves as a grazing surface and hiding spot. It is not an obligate wood-eater like Panaque species, but driftwood is strongly recommended for health and behaviour.
Is the L134 Leopard Frog Pleco the same as the L134a?
The trade sometimes uses L134 and L134a interchangeably for Peckoltia compta; both refer to the same described species from the Tapajós drainage. A separate L134 variant was previously listed for a related Peckoltia but has since been consolidated under compta in most references.
What you need to keep a leopard frog pleco
The baseline is a heated, filtered 75 L+ tank: a reliable heater to hold 25–30 °C (77–86 °F), a gentle filter that won't batter a leopard frog pleco in the current, and a tight-fitting lid. Cycle the tank fully before adding any fish.
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