Species: Antilligobius nikkiae, Sabre goby
D1 very long
Antilligobius nikkiae Van Tassell & Colin 2012
Sabre goby
Body elongate compressed; snout short, bluntly pointed; eyes large (10-12% SL), close together; mouth large, oblique; tongue slightly indented; teeth conical, slightly curved; front of roof of mouth no teeth; gill membranes broadly joined to body under throat, with 5 rays; gill rakers short & stubby above (5) , long and thin below (11-12); dorsal fin VII (very elongated in both sexes, reaching to or past the end of the base of the dorsal fin) + I, 11-12, length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal I, 11-13; pectorals 18-21; pelvics I, 5, fused to form disc with a scalloped rear margin; tail fin long and pointed, asymmetrical, with upper rear border notched; scales large (21-28 lateral rows) and rough on body; nape (8-10 before dorsal fin), cheek, pectoral base and breast with smooth scales; no lateral line; the only obvious sexual dimorphism is in the shape of the genital papilla: thin & conical in male, thick & bulbous in female.
Pale grey; snout and lower jaw dark grey, with a blue tint; a blue line along the top profile of the nape and body; rear 2/3 of mouth red; iris dark blue-black, with a yellow stripe through its center; a broad yellow-orange stripe from eye back across through operculum, continuing through base of pectoral fin to lower 1/3 of tail base, continuing as a narrowing yellow stripe to end of tail fin just below the tip; blue spots under eye, thin blue stripes along the top and bottom edges of the front of the main yellow body stripe; 1st dorsal fin with membranes yellow; inner 1/2 of 2nd dorsal fin yellow; tail fin with thin yellow upper and lower edges, and a thin yellow stripe extending back from upper edge of tail base; anal fin with a thin yellow stripe near its base; inner margin of pelvics yellow.
Size: reaches 4.3 cm
Lives on reefs; on steep walls and ledges.
Depth range: 73-205 m.
The Bahamas to the 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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- Near Bottom
- Habitat
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- Rocks
- Corals
- Reef (rock/coral/oyster)
- Reef associated (reef + edges-water column & soft bottom)
- Water column
- Reef only
- FishBase Habitat
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- Reef Associated
- Feeding Group
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- Planktivore
- Data
- Diet
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- Data
- 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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- Insular primarily
- Continent
- Island (s)
- All species..
- Continent + Island (s)
- GC endemic
- Residency
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- Resident
- Climate Zone
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- Tropical (10-23N, Nicaragua / Cuba)
- Subtropical (23-35N, Florida / Carolinas / Bermuda)
- 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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- 4.3
- Depth Range Min
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- 73
- Depth Range Max
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- 205
