Main identification features
- flabby body
- ds = size 1st dorsal fin origin over pelvic origin 2nd dorsal fin origin over anal fin origin
- tail fin - serrated crest on top edge
A flabby, soft-bodied shark with short, rounded snouts that are < mouth-width long; small teeth with multiple points; nasal flaps triangular; eyes are elongate ovals; well developed ridges under eyes; 2 dorsal fins about same size; the origin of the first dorsal just behind origin of the pelvic fins, origin of 2nd dorsal over origin of anal fin; second dorsal smaller than anal fin; spiracles present; intestine with a spiral valve; 5 gill slits, with the last 2 over the pectoral fin; a crest of saw-like denticles on upper tail edge only; pectorals small, width of rear margin < mouth width; tail strongly asymmetrical with little of no lower lobe, and the tail base without keels on sides.
Grey-brown, without distinguishing color marks.
Reaches 71cm
A bottom living shark.
Depth range 88-1250m
Oregon to Baja and the western Gulf of California.
Attributes
Cites: Not listed.
Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California); Northern Subtropical (Cortez Province + Sinaloan Gap).
Depth Range Max: 1250 m.
Depth Range Min: 88 m.
Diet: mobile benthic crustacea (shrimps/crabs); octopus/squid/cuttlefish; bony fishes.
Eastern Pacific Range: Northern limit=44; Southern limit=24; Western limit=-125; Eastern limit=-110; Latitudinal range=20; Longitudinal range=15.
Egg Type: Benthic; No pelagic larva; No pelagic phase.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: East Pacific endemic; TEP non-endemic; All species.
Habitat: Mud; Sand & gravel; Rocks; Reef and soft bottom.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 71 cm.
Regional Endemism: California province, primarily; Continent only; Temperate Eastern Pacific, primarily; Tropical Eastern Pacific (TEP) non-endemic; Continent; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Near Bottom; Bottom; Bottom + water column;
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- Gilbert, C.H., 1892., Scientific results of explorations by the U. S. Fish Commission steamer "Albatross." 22. Descriptions of thirty-four new species of fishes collected in 1888 and 1889, principally among the Santa Barbara Islands and in the Gulf of California., Proc. U.S. Nat. Mus., 14:539-566.
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