Species: Emblemaria hudsoni, Naked blenny


Emblemaria hudsoni Evermann & Radcliffe, 1917
Naked blenny
Body elongate, compressed; head short and blunt in male, more pointed in female; head without spines; 2 longitudinal very rough ridges on snout (better developed in male), groove between them extends to between eyes; front nostril a short tube with a small tentacle; 1 unbranched cirrus over eye that is flattened and very long (~ 3 times eye diamter) in male; jaws with an outer row of short, strong, slightly compressed teeth, at front those are followed by a band of minute, pointed teeth; center of roof of mouth with no teeth or a few minute teeth, 1 row of strong teeth on each side of roof of mouth; both lips minutely fringed; gill rakers small, 3+9; dorsal fin XXI-XXIII, 16-17, male with large, sail-like front of dorsal fin, spines IV-VII longest (about as long as head), front edge of 1st spine with 5-6 membranous flaps, female with front of fin a little elevated; anal fin II, 25-26; tail fin rounded, attached to dorsal and anal fins; pectoral rays 13; pelvic fin longer than pectoral.
Male: reddish brown; body with a series of ~ 10 widely separated thin cream bars, with a rounded black spot on midflank between each pair of bars; side of head with large organish blotches, top of head with orange spots, mouth with thin orange bars; eye cirri yellowish green, with 2 orange cross-bars and orange tips; dorsal fin creamy, with oblique orange bars at front, a row of dark brown spots along its base, soft dorsal with pale grey rays, red membranes; mating male with body, pelvics and dorsal fin blackish grey, pale bars on body evident and rays of dorsal fin pale; head dark above, remainder as in non-mating fish. Female: pale tan, back sometimes with 7-8 dark cross-bars and mid-side with ~ 8 irregular dark blotches; body and head with many dark dots and wiggly lines that may enclose diamond-shaped pale areas; mouth and chin with 4-5 thin dark bars; dorsal fin pale at front & rear, rays with rows of dark dots, a dark spot between spines IV&V; tail fin pale, with spots on rays forming bars; anal fin dark, base with alternating dark and light spots.
Reaches 8.4 cm
Lives on sand and rubble bottoms
Depth range 5-12 m.
Sechura Bay to Independence Bay, Peru.

High Resolution Map Download
- Salinity
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- Marine Only
- Marine
- Inshore/Offshore
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- Inshore Only
- Inshore
- Water Column Position
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- Bottom
- Bottom only
- Habitat
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- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Sand & gravel
- Reef associated (reef + edges-water column & soft bottom)
- Reef and soft bottom
- Reef (rock/coral/oyster)
- Rocks
- FishBase Habitat
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- Demersal
- Feeding Group
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- Planktivore
- No Data
- Carnivore
- Diet
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- Data
- Zooplankton
- Egg Type
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- Benthic
- Pelagic larva
- No data
- Global Endemism
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- TEP non-endemic
- All species
- East Pacific endemic
- Regional Endemism
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- Peruvian province, primarily
- Temperate Eastern Pacific, primarily
- Continent only
- Continent
- Tropical Eastern Pacific (TEP) non-endemic
- All species
- Residency
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- Vagrant
- Climate Zone
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- South Temperate (Peruvian Province )
- IUCN Red List
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- Listed
- Least concern
- CITES
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- Not listed
- Length Max
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- 8.4
- Depth Range Min
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- 5
- Depth Range Max
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- 12