(Red rockfishes with strong head spines)
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Another longspine thornyhead picture
|Body color: Bright red w/ black areas on fins and body, dark spot on posterior part of spinous dorsal fin; gill chamber mostly dark.|
|Maximum length: 15 in (38 cm)||Peritoneum color: light w/ spots|
|Maximum depth: 960 fm (1755 m)||Shape between eyes: concave|
|Common depth: 167-875 fm (305-1775 m)||Counts:
D:XV-XVII,8-10, Ar:4-6, P1:22-24, GR:21-26,
LLp:28-32, LLs:32-38, V:29
Shortspine Thornyhead - dorsal spine 3 shorter than 4; pectoral fin w/ strong notch; gill chamber mostly pale; dorsal spines typically 16 (typically 15 in Longspine Thornyhead).
Broadbanded Thornyhead - ventral pectoral rays highly branched, lobe-like; body deeper.
Aleutian Scorpionfish (genus Adelosebastes) - cheek spines 1-2, weak; lower pectoral rays fingerlike; head spines very large; body deep.
Other Rockfishes (genus Sebastes) - cheek spines absent; pectoral fin wedge-shaped w/out notch; body deep; dorsal spines 12-15 (15-17 in Longspine Thornyhead).
Distribution: Gulf of Alaska - Baja California