Species: Sebastolobus altivelis, Longspine thornyhead
Sebastolobus altivelis Gilbert, 1896
Body moderately compressed, elongate; head relatively large & spiny, pointed; eyes large, on top of head, close-set, concave between them; head spines strongly developed, 8 pairs along top of head; longitudinal ridge under eye with 8-10 strong spines; numerous small conical teeth on jaws; gill rakers 21-26; a single dorsal fin, strongly notched at the rear of the spiny part, XV (XV-XVII) strong, venomous spines, 3rd spine much longer than 4th, 8-9 (8-10) soft rays; anal fin III, 2nd spine longer than 3rd, 5-6 (4-6); pectoral fin 22-24, with shallow notch in rear border; pelvics I, 5, under pectorals; tail fin edge straight; lateral line with 28-32 pored scales; scales small, rough.
Adults with orange to orange-red bodies, often with dark dots and large white blotches; gill chamber black; a dark blotch on rear of spiny dorsal fin. Young fish silvery red, with black fins.
Reach 38 cm, 0.67 kg.
Depth range: 194-1756 m.
Live on soft bottoms.
Range from Alaska to the tip of Baja.
High Resolution Map Download
- Marine Only
- In & Offshore
- Water Column Position
- Bottom only
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
- Feeding Group
- Mobile benthic crustacea (shrimps/crabs)
- Bony fishes
- Egg Type
- Pelagic larva
- Global Endemism
- TEP non-endemic
- East Pacific endemic
- Regional Endemism
- Continent + Island (s)
- Temperate Eastern Pacific, primarily
- California province, primarily
- Island (s)
- Tropical Eastern Pacific (TEP) non-endemic
- Climate Zone
- North Temperate (Californian Province &/or Northern Gulf of California)
- Northern Subtropical (Cortez Province + Sinaloan Gap)
- IUCN Red List
- Not evaluated / Listed
- Not listed
- Length Max
- Depth Range Min
- Depth Range Max