Species: Microdesmus lanceolatus, Lancetail Wormfish
between eyes = eye
A 55
D & A join pointed C

Microdesmus lanceolatus Dawson, 1962
Lancetail Wormfish
Slender, wormlike, body height ~6.6% of SL; snout moderately blunt; small, conspicuous eyes on side of head; interorbital equal to eye diameter; front nostril a widely flared tube; rear nostril a raised pore; mouth strongly oblique, lower jaw heavy, protruding, strongly rounded; upper jaw extends to middle of eye; tongue rounded; teeth in 2 rows, conical and in irregular series; gill opening large (not tubular); one, long based continuous dorsal fin, XII, 56, fin originates before tip of a depressed pectoral fin; anal fin 0, 55 rays; dorsal and anal fins connected to tail fin; pectoral fin 13; pelvic fins minute, I, 3 rays, rays unbranched; tail fin pointed; body with a few minute, embedded, well separated scales; head without scales; no lateral line.
Pale straw; fins translucent; 2 prominent spots between the pelvic fins; 6 spots along rear of body at base of dorsal fin; small spots along anal fin from rays 5 to 54.
Reaches: 6.0 cm.
Habitat: Burrows in soft muddy and sandy bottoms in shallow waters.
Depth: 5-37 m?
The NW Gulf of Mexico.

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
- Mud
- FishBase Habitat
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- Demersal
- Feeding Group
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- Carnivore
- Data
- Diet
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- Data
- Mobile benthic crustacea (shrimps/crabs)
- 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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- Continent
- Continent only
- GC endemic
- Gulf of Mexico endemic
- All species
- Residency
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- Resident
- Climate Zone
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- Subtropical (23-35N, Florida / Carolinas / Bermuda)
- IUCN Red List
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- Least concern
- Listed
- CITES
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- Not listed
- Length Max
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- 6
- Depth Range Min
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- 5
- Depth Range Max
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- 37