Common names from other countries
Classification / Names / Names
俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
生态学
; 深度上下限 0 - 600 m (Ref. 78657). , preferred 11°C (Ref. 107945); 85°N - 36°N, 110°W - 45°E
Arctic, Northern Atlantic and the Mediterranean: Canadian Arctic Archipelago and the Atlantic Ocean. Temperate to polar climates.
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 5 - 7.2 cm Max length : 10.2 cm SHL 雄鱼/尚未辨别雌雄; (Ref. 360); common length : 5.1 cm SHL 雄鱼/尚未辨别雌雄; (Ref. 360)
Shell: not very thick, solid, conical spire, generally high, sometimes rather flattened spires, very convex whorls and markedly impressed suture; ovoidal aperture, outer lip is not thickened or toothed, lacks inner folds; columellar lip has a fairly striking callus, partly adheres to the ventral surface of the body whorl; sculpture has almost equidistant spiral grooves and quite big axial ribs that tend to fade at the edge of the body whorl and are generally sinous; yellowish white or light hazel in color; periostracum is light chestnut in color and not very resistant; operculum is horny, smaller than the aperture, has a central nucleus. Body: large foot, whole body cream with blackish patches; head has a pair of tentacles with an eye at the base of each, long proboscis; well-developed siphon; radula is rachnioglossan.
Maximum depth from Ref. 106864. Common in the continental shelf (Ref. 106864). Common in the subtidal to 200 m depth in the northern Atlantic (Ref. 78657). Usually found on hard bottoms (Ref. 95730), as well as soft bottoms from 5 to 600 m (Ref. 106864). Also found to occur in areas with sludge (Ref. 96352). Relatively sedentary (Ref. 106864). It is a necrophagous, scavenger species (Ref. 96498). Feeds on polychaetes, mollusks, echinoderms and other smaller crustaceans (Ref. 106864). Also found in mud, sand, gravel and rocks (Ref. 78654).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Females gather in groups to deposit eggs in a communal mass of egg capsules where veligers develop and metamorphose inside and later hatch out as young individuals (Ref. 360).
主要参考文献
参考文献 | 合作者 | 合作者
Harms, J. 1993. (Ref. 2711)
世界自然保护联盟红皮书 (Ref. 130435)
Not Evaluated
Not Evaluated
人类利用
渔业: 商业性
FAO - 渔业: landings, 物种外形 | FishSource | 周边海洋
工具
网络资源
Estimates based on models
Preferred temperature
(Ref.
115969): 7 - 11.8, mean 9.8 (based on 337 cells).
回复力
中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.2-0.22; tm=7.5).
Prior r = 0.57, 95% CL = 0.37 - 0.85, Based on 1 data-limited stock assessment.
