Environment: milieu / climate zone / depth range / distribution range
экология
морской демерсальный; пределы глубины 0 - 18 m (Ref. 2850). Subtropical; 59°N - 34°N, 156°W - 118°W
Eastern Pacific: Port San Juan, southeastern Alaska to Santa Cruz Island, southern California, USA.
Size / Вес / Возраст
Maturity: Lm ? range ? - ? cm
Max length : 58.0 cm TL самец/пол неопределен; (Ref. 2850); наибольший возраст (опубликованны данные): 11 годы (Ref. 56049)
Краткое описание
определительные ключи | морфология | морфометрия
колючие лучи спинного плавника (общее число) : 71 - 77; членистые (мягкие) лучи спинного плавника (общее число) : 0; колючие лучи анального плавника: 0; членистые (мягкие) лучи анального плавника: 46 - 50. Caudal small and rounded, directed upward; pectorals as minute flaps (Ref. 6885). Greenish black with several dusky white bars on posterior part of body, 2 dark bands diverging back from each eye, each band double with a paler center (Ref. 6885).
Facultative air-breathing (Ref. 126274); Found in rocky areas, from intertidal to 18 m depth, mostly on exposed coast (Ref. 2850). May remain out of water under rocks or seaweed (Ref. 31184). Feed mainly on algae (Ref. 6885). Oviparous, eggs are laid in several clumps or masses which are guarded by the male (Ref. 58332). Breathe air (Ref. 31184) and can stay out of water for 17-23 hours if kept moist (Ref. 51276).
Female lays eggs in a cluster under a rock, male guards the egg mass by wrapping his body around it (Ref. 2850)
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Статус Красного Списка МСОП (Ref. 130435: Version 2024-1)
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