Harlequin shrimp
Caridina cf. spongicola
- Adult size
- 2 cm1 in
- Start with
- 1
- Tank length
- 5 cm2 in
- Lifespan
- 1–2 yrs
- Temperature
- 20–24 °C68–75 °F
- pH
- 6–7.5
- Hardness
- 1–25 dGH
- Diet
- omnivore
A sponge-dwelling Sulawesi shrimp needing warm, stable, high-pH soft water; best in a species-only tank.A sponge-dwelling Sulawesi shrimp needing warm, stable, high-pH soft water; best in a species-only tank.
Tank sizes
Good tankmates
Avoid with
- Acei cichlid
No shared pH rangeNo shared pH range
- African clawed frog
African clawed frog may eat Harlequin shrimpAfrican clawed frog may eat Harlequin shrimp
- Black kuhli loach
No shared temperature rangeNo shared temperature range
Boeseman rainbowfishNo shared temperature rangeNo shared temperature range
- Brevis shell dweller
No shared pH rangeNo shared pH range
- Caudopunctatus
No shared pH rangeNo shared pH range
- Irian Jaya rainbowfish
No shared temperature rangeNo shared temperature range
- Julii cory
No shared temperature rangeNo shared temperature range
- Multies
No shared pH rangeNo shared pH range
- Parkinson's rainbowfish
No shared temperature rangeNo shared temperature range
- Pindani
No shared pH rangeNo shared pH range
- Rusty cichlid
No shared pH rangeNo shared pH range
Sources
| temperature | 20–24 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
|---|---|---|
| ph | 6–7.5 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| gh | 1–25 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| origin | Lake Towuti, Sulawesi, Indonesia | curated-v0 (needs expert review) · low |
| notes | A sponge-dwelling Sulawesi shrimp needing warm, stable, high-pH soft water; best | 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 | #F0F0F0, #C0302A | curated-v0 (needs expert review) · low |
| activity | sedentary | curated-v0 (needs expert review) · medium |
| swim zone | bottom | curated-v0 (needs expert review) · medium |
| temperament | peaceful | 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 | false | curated-v0 (needs expert review) · medium |
| schooling | false | curated-v0 (needs expert review) · medium |
| schooling min | 1 | curated-v0 (needs expert review) · medium |
| diet | omnivore | curated-v0 (needs expert review) · medium |
| lifespan years | 1–2 | curated-v0 (needs expert review) · low |
| growth to adult months | 4 | curated-v0 (needs expert review) · low |
| length weight | {"a":0.01,"b":3} | curated-v0 (needs expert review) · low |
| planted safe | true | curated-v0 (needs expert review) · medium |
| body shape | shrimp | curated-v0 (needs expert review) · medium |
| copper sensitive | true | curated-v0 (needs expert review) · medium |
| predation risk | high | curated-v0 (needs expert review) · medium |