Species: Tomicodon humeralis, Sonora clingfish
pectoral 17-19
Tomicodon humeralis (Gilbert, 1890)
Sonora clingfish
Body relatively slender, elongate, head relatively slender (both viewed from above); front nostril with a small flap; upper jaw with 5-7 pairs of trifid incisors at front followed on each side by 2-4 well developed canines; lower jaw with 4-5 pairs of trifid incisors followed on each side by 3-4 well developed canines; anus much closer to anal fin origin than to rear margin of disc; pectoral 17-19 rays; only a small fleshy swelling at pectoral base; sucker disc with broad patch of papillae at front, no papillae in center, 6-8 rows of papillae across rear section; dorsal 8-9 rays; anal 6-7 rays; tail 9-10 rays.
Greenish brown with narrow white bars on sides and across back; also scattered dark spots on back; a large dark blotch above each pectoral fin base.
Size: attains 10 cm.
Inhabits rocky intertidal zone, reported to be capable of surviving for two days out of water if kept moist.
Depth: 0-5 m.
Western and northeastern Gulf of California.
High Resolution Map Download
- Salinity
-
- Marine
- Marine Only
- Inshore/Offshore
-
- Inshore
- Inshore Only
- Water Column Position
-
- Bottom
- Bottom only
- Habitat
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- Reef (rock/coral/oyster)
- Rocks
- Reef only
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
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- Demersal
- Feeding Group
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- Carnivore
- Data
- Diet
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- Zooplankton
- Sessile molluscs
- Mobile benthic gastropods/bivalves
- Benthic microalgae
- Mobile benthic crustacea (shrimps/crabs)
- Data
- Egg Type
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- Pelagic larva
- No data
- Benthic
- Global Endemism
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- East Pacific endemic
- All species
- Tropical Eastern Pacific (TEP) endemic
- Regional Endemism
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- Continent
- Continent only
- Continental TEP endemic
- Cortez province endemic
- All species
- TEP endemic
- Residency
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- 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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- Least concern
- Listed
- CITES
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- Not listed
- Length Max
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- 10
- Depth Range Min
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- 0
- Depth Range Max
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- 5
