Species: Achirus declivis, Plainfin Sole
C no dark spots
blind side all pale

Achirus declivis Chabanaud, 1940
Plainfin Sole
Body oval; eyes on right side; snout rounded; front margin of head with short tentacles; mouth small, oblique, a little under snout; lips fleshy; eyes small; rear edge of preopercle covered with skin, visible as a superficial groove; gill openings wide, united before pelvic fins; an opening connects gill chambers on both sides; dorsal origin ~ above eye dorsal rays 49-60; anal rays 33-48; pelvic on eye side fused to anal fin; pectoral rays usually 5-6; lateral line from head to tail, straight, with perpendicular branches running across body; body covered with rough scales, eye-side without cirri.
Eye-side of body uniform, with ~7 thin dark crossbars rest uniform; tail fin without dark spots or blotches; no dark shading at rear of pale body on blind side.
Size: to 18 cm.
Inhabits soft bottoms in brackish to marine conditions.
Depth: 1-31 m.
The NW Caribbean to Brazil.

High Resolution Map Download
- Salinity
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- Brackish
- Freshwater
- Marine
- Inshore/Offshore
-
- Inshore
- Inshore Only
- Water Column Position
-
- Bottom
- Habitat
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- Sand & gravel
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Soft bottom only
- Estuary
- Freshwater
- Mud
- FishBase Habitat
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- Demersal
- Feeding Group
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- Carnivore
- Data
- Diet
-
- Data
- Bony fishes
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic worms
- Egg Type
-
- Data
- Pelagic
- Pelagic larva
- Global Endemism
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- All species
- Greater Caribbean non-endemic
- West Atlantic Endemic
- Regional Endemism
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- Also in Brazil
- Continent
- Continent + Island (s)
- Continental primarily
- Extends South of GC
- GC non-endemic
- Island (s)
- All species
- Residency
-
- Resident
- Climate Zone
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- Equatorial (0-10N, Costa Rica / Venezuela)
- Tropical (10-23N, Nicaragua / Cuba)
- IUCN Red List
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- Least concern
- Listed
- CITES
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- Not listed
- Length Max
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- 18
- Depth Range Min
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- 1
- Depth Range Max
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- 31