Species: Acanthemblemaria rivasi, Spotjaw blenny
eye cirrus simple, iris red
Acanthemblemaria rivasi Stephens, 1970
Spotjaw blenny
Body elongate; short blunt head; very short blunt spines from snout back to join a rounded patch behind eyes, none on rear of nape; cirri on nostrils, over eyes (1 pair, unbranched), but not on nape; multiple rows of well-developed teeth on side of roof of mouth; dorsal fin XXI (XXI-XXII), 12.5 (11-13), a notch between spiny and soft parts; anal fin II, 22.5 (21-24); pelvics I (internal), 2-3, inserted before pectoral base; all fin rays unbranched; no lateral line; no scales.
Upper head and body greenish-brown; iris bright red, with an inner white ring; head brown, snout and mouth whitish, a few small tiny blue dots on face and nape; a white stripe under eye along cheek to edge of opercle; body with 3 rows of 5-10 dark spots (along top & bottom profiles, and central flank), alternating with 1-2 rows of bright white blotches; a black spot between 1st 2 dorsal fin spines; pectoral base white.
Reaches 3.5 cm.
Lives in abandoned worm tubes in bottoms ranging from muddy rock to live massive corals.
Depth range: 1-33 m.
Southwest Caribbean.
High Resolution Map Download
- Salinity
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- Marine Only
- Marine
- Inshore/Offshore
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- Inshore Only
- Inshore
- Water Column Position
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- Bottom
- Habitat
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- Reef only
- Barnacles & worm tubes
- Rocks
- Corals
- 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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- Data
- Carnivore
- Planktivore
- Diet
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- Data
- Mobile benthic crustacea (shrimps/crabs)
- Zooplankton
- Egg Type
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- Data
- Benthic
- Pelagic larva
- Global Endemism
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- West Atlantic Endemic
- All species.
- Greater Caribbean endemic
- Regional Endemism
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- Continent
- Caribbean endemic
- Continental primarily
- GC endemic
- Island (s)
- All species..
- Continent + Island (s)
- 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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- Listed
- Least concern
- CITES
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- Not listed
- Length Max
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- 3.5
- Depth Range Min
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- 1
- Depth Range Max
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- 33
