Species: Gobiosoma longipala, Twoscale Goby
pores: opercle 2; preopercle 3
center flank: row dark spots

pelvic disc oval
Gobiosoma longipala Ginsburg, 1933
Twoscale Goby
Body robust, head rounded, wider than deep; 1 pore between eyes; very small barbel before eye on inner edge of upper lip; 2 pores over opercle; preopercle with 3 pores; anterior nostril - short tube; posterior - raised rim; mouth nearly terminal; upper lip separated from snout by a groove along its top edge; no teeth on roof of mouth; outer row of teeth enlarged in both jaws; tongue entire; end of maxilla on vertical about through rear margin of eye; teeth with 3-4 rows, outer enlarged in upper, lower with outer and inner enlarged; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VII (rarely VI or VIII), not filamentous + I, 11 (9-12); length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal fin I, 9 (8-10); pectoral fins 17 (15-18); pelvic fins I, 5, fin long, reaching to anus, oval, disk complete; tail fin with 17 branched rays, oval; body without scales except for 2 small very rough scales on the tail fin base; no lateral line.
Head mottled, darker on top, dark specimens with a dark bar from lower edge of eye to top lip; body with ~7-8 vertical bars, dark bars broader than the light interspaces; light interspaces better defined below the midline, bars at anterior of the body well defined with near vertical edges, posterior bars coalescing; some specimens with only light vertical interspaces below midline at anterior end; a median series of small dark brown longitudinal dashes, generally equal in length to width of dark bars; generally 1-2 prominent dark dots at junction of each dark bar with the dorsal fins; dorsal fins may be transparent, mottled, or dark; pectoral fins transparent; pelvic fin dusky to dark; anal fin translucent to mottled; caudal fin dusky.
Size: 5.0 cm.
Habitat - Coastal bays and deeper canals in shell & sand bottoms.
Depth: 0-20 m.
Gulf of Mexico.

High Resolution Map Download
- Salinity
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- Brackish
- Marine
- 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
- Estuary
- Mud
- Reef (rock/coral/oyster)
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
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- Demersal
- Reef Associated
- Feeding Group
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- Carnivore
- Data
- Diet
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- Data
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic gastropods/bivalves
- 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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- 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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- 5
- Depth Range Min
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- 0
- Depth Range Max
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- 20