分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Acropomatiformes (Oceanic basses) >
Hemerocoetidae (Indo-Pacific duckbills)
Etymology: Dactylopsaron: Greek, daktyleys, -eos = a kind of grey mullet + Greek, psaron = with different colours, grey (Ref. 45335); dimorphicum: Named in reference to the sexual dimorphism observed in this species.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 深海底的; 深度上下限 240 - 345 m (Ref. 41739). 深水域
Southeast Pacific: western part of the Sala y Gomez Ridge, and at the junction between this ridge and the Nazca Ridge.
東南太平洋: Sala y Gomez 脊的西部, 而在這一個脊與納茲卡洋脊之間的聯接。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 2.9 cm SL 雄鱼/尚未辨别雌雄; (Ref. 41739)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 3 - 5; 背的软条 (总数) : 20 - 22; 臀棘: 0; 臀鳍软条: 23 - 25. Sexual dimorphism in the structure of the first dorsal fin, first ray thickened and very long in males, slender and short in females; large head, 2.3-2.6 times in SL (Ref. 41739).
Body shape (shape guide): elongated.
第一背鳍的结构的性的同种二形, 第一个鳍条粗的了与非常长的在雄性中, 细长的与在雌性中的短; 大的头部,2.3-2.6 标准体长比率.(参考文献 41739)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東南太平洋: Sala y Gomez 脊的西部, 而在這一個脊與納茲卡洋脊之間的聯接。
Parin, N.V., 1990. Percophid fishes (Percophidae) from the Sala y Gomez Ridge (Southeast Pacific). J. Ichthyol. 30(1):68-79. (Ref. 41739)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
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特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
营养阶层 (参考文献 69278) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |