分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Cottoidei (Sculpins)
鮋形目 (Sculpins) >
Agonidae (Poachers)
八角魚科 (Poachers) > Bathyagoninae
Etymology: Bathyagonus: Greek, bathys = deep + Greek, gonos, gone = birth (Ref. 45335).
More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 110 - 910 m (Ref. 28197). 亞熱帶的; 61°N - 31°N, 165°W - 115°W (Ref. 57306)
North Pacific: Gulf of Alaska to southern California, USA. Evermann and Goldsborough 1907 (Ref. 11366) erroneously recorded Bathyagonus pentacanthus from the Bering Sea.
北太平洋: 阿拉斯加灣到美國的南加州。 Evermann 與 Goldsborough 1907(參考文獻 11366) 錯誤地記錄了 五棘淵八角魚〔Bathyagonus pentacanthus〕 從白令海。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 23.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 2850)
背棘 (總數): 5 - 8; 背的軟條 (總數): 6-7; 臀棘 0; 臀鰭軟條: 6 - 8. Dorsal fins moderately developed and placed fairly close together; caudal rounded; anal originating below interspace between dorsal fin, closer to first; lower 4 or 5 rays of pectorals greatly exserted and thickened; pelvic fins reduced (Ref. 6885). Olive brown on dorsal surface, paler below; 5 or 6 dark brown saddle-like markings on back and sides; dark brown to dusky on dorsal, caudal and pectoral fins; pelvic and anal fins pale (Ref. 6885).
背鰭適度發展的而且放置相當靠攏在一起; 尾鰭圓的; 下面的臀鰭起點在背鰭之間的間隔, 更靠近第一個; 胸鰭的低 4 或 5個鰭條非常突出的而且粗的了; 腹鰭縮小的。 (參考文獻 6885) 黃褐色的在背面上, 腹面灰白的; 5 或 6個深褐色的像鞍狀斑一樣的斑紋背面與側邊; 深褐色的到暗色的在背鰭、尾鰭與胸鰭上; 腹鰭與臀鰭灰白的.(參考文獻 6885)
Found on soft bottoms (Ref. 2850).
棲息於軟質底部了。 (參考文獻 2850) 最小深度記錄自了參考文獻 2850.
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北太平洋: 阿拉斯加灣到美國的南加州。 Evermann 與 Goldsborough 1907(參考文獻 11366) 錯誤地記錄了 五棘淵八角魚〔Bathyagonus pentacanthus〕 從白令海。
Kanayama, T., 1991. Taxonomy and phylogeny of the family Agonidae (Pisces: Scorpaenifomes). Mem. Fac. Fish. Hokkaido Univ. (38)1-2:1-199. (Ref. 28197)
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Estimates based on models
Preferred temperature (Ref.
123201): 4.7 - 7.9, mean 5.9 °C (based on 32 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
