Species: Malacoctenus hubbsi, Redside blenny

flank: narrow stripes
pelvic base: dark spot

male: lower 1/2 red
behind chin 1-3 pores
LL 54-56
+/- scales on pectoral base, none before D
Malacoctenus hubbsi Springer, 1959
Redside blenny
Head slender, snout pointed; nape with a close-set pair of heavily branched cirri; a branched cirrus over eye; upper part of rear end of top jaw covered by bone under eye; no small teeth behind outer row of large teeth on upper jaw; no teeth on sides of roof of mouth; 1-3 (1-6) pores on underside of head between front ends of gill covers; gill rakers 11-12 (10-14); dorsal fin XX, 11, (XIX-XXI, 9-13), notch between spines and rays; anal II, 19-21 (18-23), very rarely 18; pectoral 14 (13-15); 3 pelvic soft rays; 54-56 (51-61) lateral line scales; scales absent on midline in front of dorsal fin; scales absent or present on prepectoral and breast areas of adults; scales on belly smaller than those on flanks.
Males light greenish on upper half, reddish or pink n lower half, 5-6 irregular-shaped dark brown bars on side and narrow stripes below; females similar except lacking reddish or pink hue on belly, and with spotted dorsal and tail fins (spotting absent or reduced in male); both sexes with underside of head usually barred, occasionally spotted; almost always a small dark spot in front of each pelvic fin base.
Size: grows to 9 cm.
Habitat: the most common blenny in rocky shallows of the Gulf of California.
Depth: 1-7.6 m.
The NE and W Gulf of California and the Pacific coast of Baja.

High Resolution Map Download
- Salinity
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- Marine Only
- Marine
- Inshore/Offshore
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- Inshore Only
- Inshore
- Water Column Position
-
- Bottom only
- Bottom
- Habitat
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- Rocks
- Submerged vegetation
- Reef (rock/coral/oyster)
- Reef only
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
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- Demersal
- Feeding Group
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- Data
- Carnivore
- Diet
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- Sea-stars/cucumbers/urchins
- Data
- Mobile benthic crustacea (shrimps/crabs)
- Mobile benthic worms
- Egg Type
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- Pelagic larva
- No data
- Benthic
- Global Endemism
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- Tropical Eastern Pacific (TEP) endemic
- East Pacific endemic
- All species
- Regional Endemism
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- Continent
- Cortez province endemic
- Continental TEP endemic
- All species
- TEP endemic
- Continent only
- Residency
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- Resident
- Climate Zone
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- Northern Subtropical (Cortez Province + Sinaloan Gap)
- North Temperate (Californian Province &/or Northern Gulf of California)
- IUCN Red List
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- Least concern
- Listed
- CITES
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- Not listed
- Length Max
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- 9
- Depth Range Min
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- 1
- Depth Range Max
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- 8