Species: Quietula guaymasiae, Guaymas goby
Quietula guaymasiae Jenkins & Evermann, 1889
Guaymas goby
Elongate, slender (depth 14% of TL), little compressed; head long (28% TL), narrow, a little depressed; knob on snout; eye on top of head, a little shorter than snout; between eyes 2/3 eye diameter; upper profile gently convex from snout to nape, straight to dorsal origin, gently convex to tail base, lower profile straight; mouth large, upper jaw bone very long, nearly reaching gill opening, broadest in middle, tapering to blunt point at rear; teeth in single series, on lower jaw and front of upper, slightly curved; tongue round tip; 12 short, blunt gill rakers; dorsal V + I, 14, 2 dorsals separated by length of snout, rays of 2nd dorsal about equal lengths; anal I, 12-15, long base; pelvics fused to form disc, relatively long, reaching nearly to anus; pectorals relatively short, not reaching end of pelvics, ~ 23 rays; scales small, smooth, imbedded, slightly visible only on sides, ~ 50 irregular rows along side.
Grey to mottled above, whitish below, 6 double white spots along side of back, alternating with about 7 blackish areas, last one on tail base; white spot behind eye; cheeks with 2 dark bands obliquely down and back from eye; dorsal fins with 4 longitudinal series of dark spots; tail with 5-6 wavy bars; pectorals and pelvics plain; anal plain, without dark band.
Size: 8.5 cm.
Habitat: lagoons and river mouths.
Depth: 0-5 m.
Endemic to the Gulf of California (west, north and central-east).
High Resolution Map Download
- Salinity
-
- Brackish
- Non Marine
- Inshore/Offshore
-
- Inshore Only
- Inshore
- Water Column Position
-
- Bottom only
- Bottom
- Habitat
-
- Sand & gravel
- Mud
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Estuary
- Soft bottom only
- FishBase Habitat
-
- Demersal
- Feeding Group
-
- No Data
- Carnivore
- Diet
-
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic gastropods/bivalves
- Mobile benthic worms
- No Data
- Egg Type
-
- Benthic
- No data
- Pelagic larva
- Global Endemism
-
- East Pacific endemic
- Tropical Eastern Pacific (TEP) endemic
- All species
- Regional Endemism
-
- Continent only
- Continent
- All species
- TEP endemic
- Continental TEP endemic
- Cortez province endemic
- Residency
-
- Resident
- Climate Zone
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- North Temperate (Californian Province &/or Northern Gulf of California)
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- IUCN Red List
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- Listed
- Near threatened
- CITES
-
- Not listed
- Length Max
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- 8.5
- Depth Range Min
-
- 0
- Depth Range Max
-
- 5
