Species: Chaenopsis resh, Resh Pike-blenny

Chaenopsis resh Robins & Randall, 1965
Resh Pike-blenny
Body very elongate; head long; snout long & strongly pointed, from above bluntly V shaped; 2 pores above rear part of each eye, with a central pore between those; no cirri on head; long mouth, reaching far behind eye, tip of lower jaw projecting; 19-27 gill rakers; dorsal fin elevated at front, XVIII-XIX, 35-37; anal fin II, 36-37; dorsal and anal joined to tail fin; pectoral 13 (12-13); pelvics I (internal), 2-3, inserted before pectoral base; tail rounded; all fin rays unbranched; no lateral line; no scales.
Male: head and body pale grey-green, paler below; a dark “7” shaped mark behind eye; chin salmon-tipped; front of dorsal black, with an ocellus between spines II-III; rays of throat membranes black at front, bright blue at rear; a stripe formed of a series of dark blotches (some with vertical extensions) along mid-flank; 16 groups of dark spots in a chain-link pattern along upper body above flank stripe; upper head with diagonal dark streaks, top with dark spots, throat membranes black; soft dorsal with 3 rows of brownish orange spots and 2 rows of pale blue dots. Female: yellow grey; lower head and belly yellow; iris orange-brown; a dark inverted “7” mark behind eye; a dark stripe along midflank composed of a row of close-set spots, every 2nd spot with vertical extensions; with rows of spots along entire soft dorsal, those forming diagonal bars on spiny dorsal.
Reaches 13 cm.
Lives in worm tubes in sandy bottoms, and around reefs.
Depth range: 1-10 m.
S Caribbean.

High Resolution Map Download
- Salinity
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- Marine
- Marine Only
- Inshore/Offshore
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- Inshore
- Inshore Only
- Water Column Position
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- Bottom
- Habitat
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- Sand & gravel
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Soft bottom only
- Barnacles & worm tubes
- Reef (rock/coral/oyster)
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
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- Reef Associated
- Feeding Group
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- Carnivore
- Data
- Diet
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- Data
- Bony fishes
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic worms
- Egg Type
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- Benthic
- Data
- Pelagic larva
- Global Endemism
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- All species
- Greater Caribbean endemic
- West Atlantic Endemic
- Regional Endemism
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- Caribbean endemic
- Continent
- Continent + Island (s)
- GC endemic
- Island (s)
- All species
- Residency
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- Resident
- Climate Zone
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- Equatorial (0-10N, Costa Rica / Venezuela)
- IUCN Red List
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- Least concern
- Listed
- CITES
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- Not listed
- Length Max
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- 13
- Depth Range Min
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- 1
- Depth Range Max
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- 10