Species: Phaenomonas pinnata, Elastic snake-eel, Shortfin snake-eel

eye minute
snout overhanging
snout overhanging
extremely elongate, cylindrical
D: head & neck only
D: head & neck only
tail < 1/4 TL, no C

no pectorals or A
Phaenomonas pinnata Myers & Wade, 1941
Shortfin snake-eel, Elastic snake-eel
Body extremely elongate, cylindrical; tail very short, ~ 30% of TL; the only fin present is a short-based dorsal originating on head and ending on front of body; snout overhanging, blunt, grooved below; eye minute; front nostril tubular; rear nostril under edge of top lip, inside mouth; teeth small, stout, conical, in single row on jaws; ~ 5 teeth on vomer; gill openings low on side, crescentic; tip of tail a hard conical point.
Body reddish; front part of head translucent; tail yellowish.
Size: 54 cm.
Habitat: burrows in mud and sand bottoms.
Depth: 1-50 m.
The Gulf of California to the Galapagos.

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- Salinity
-
- Marine Only
- Marine
- Inshore/Offshore
-
- Inshore
- Inshore Only
- Water Column Position
-
- Bottom
- Bottom only
- Habitat
-
- Soft bottom only
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Reef associated (reef + edges-water column & soft bottom)
- Sand & gravel
- FishBase Habitat
-
- Demersal
- Feeding Group
-
- No Data
- Carnivore
- Diet
-
- Mobile benthic crustacea (shrimps/crabs)
- Bony fishes
- No Data
- Egg Type
-
- Pelagic
- No data
- Pelagic larva
- Global Endemism
-
- Tropical Eastern Pacific (TEP) endemic
- East Pacific endemic
- All species
- Regional Endemism
-
- Island (s)
- Continent + Island (s)
- All species
- Continent
- TEP endemic
- Residency
-
- Resident
- Climate Zone
-
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
- Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
- IUCN Red List
-
- Least concern
- Listed
- CITES
-
- Not listed
- Length Max
-
- 54
- Depth Range Min
-
- 1
- Depth Range Max
-
- 50