Amazon toadfish
Thalassophryne amazonica
- Adult size
- 10 cm4 in
- Start with
- 1
- Tank length
- 30 cm12 in
- Lifespan
- 8–12 yrs
- Temperature
- 24–28 °C75–82 °F
- pH
- 6–7.5
- Hardness
- 1–15 dGH
- Diet
- carnivore
A venomous-spined ambush predator that eats any fish it can fit in its mouth; keep alone and handle with great care.A venomous-spined ambush predator that eats any fish it can fit in its mouth; keep alone and handle with great care.
Tank sizes
Good tankmates
Avoid with
- Acei cichlid
No shared pH rangeNo shared pH range
Assassin snailAmazon toadfish may eat Assassin snailAmazon toadfish may eat Assassin snail
- Blue emperor tetra
Amazon toadfish may eat Blue emperor tetraAmazon toadfish may eat Blue emperor tetra
- Brevis shell dweller
No shared pH rangeNo shared pH range
- Caudopunctatus
No shared pH rangeNo shared pH range
Celestial pearl danioAmazon toadfish may eat Celestial pearl danioAmazon toadfish may eat Celestial pearl danio
Cherry shrimpAmazon toadfish may eat Cherry shrimpAmazon toadfish may eat Cherry shrimp
- Cherry spot rasbora
Amazon toadfish may eat Cherry spot rasboraAmazon toadfish may eat Cherry spot rasbora
- Dusky millions fish
Amazon toadfish may eat Dusky millions fishAmazon toadfish may eat Dusky millions fish
Ember tetraAmazon toadfish may eat Ember tetraAmazon toadfish may eat Ember tetra
- Emerald eye rasbora
Amazon toadfish may eat Emerald eye rasboraAmazon toadfish may eat Emerald eye rasbora
- Endler livebearer
Amazon toadfish may eat Endler livebearerAmazon toadfish may eat Endler livebearer
Sources
| temperature | 24–28 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
|---|---|---|
| ph | 6–7.5 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| gh | 1–15 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| origin | Amazon River basin, Brazil | curated-v0 (needs expert review) · low |
| notes | A venomous-spined ambush predator that eats any fish it can fit in its mouth; ke | curated-v0 (needs expert review) · medium |
| beginner friendly | false | curated-v0 (needs expert review) · medium |
| care level | advanced | curated-v0 (needs expert review) · medium |
| color palette | #6A5A44, #B8A888 | curated-v0 (needs expert review) · low |
| activity | sedentary | curated-v0 (needs expert review) · medium |
| swim zone | bottom | curated-v0 (needs expert review) · medium |
| temperament | predatory | curated-v0 (needs expert review) · medium |
| fin nipper | false | curated-v0 (needs expert review) · medium |
| long finned | false | curated-v0 (needs expert review) · medium |
| territorial | true | curated-v0 (needs expert review) · medium |
| schooling | false | curated-v0 (needs expert review) · medium |
| schooling min | 1 | curated-v0 (needs expert review) · medium |
| diet | carnivore | curated-v0 (needs expert review) · medium |
| lifespan years | 8–12 | curated-v0 (needs expert review) · low |
| growth to adult months | 18 | curated-v0 (needs expert review) · low |
| length weight | {"a":0.02,"b":3} | curated-v0 (needs expert review) · low |
| planted safe | true | curated-v0 (needs expert review) · medium |
| body shape | catfish | curated-v0 (needs expert review) · medium |