分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Acropomatiformes (Oceanic basses) >
Synagropidae (Splitfin ocean-basses)
Eponymy: Dr Naohide Nakayama is a Japanese ichthyologist who is (2018) Assistant Professor in the Department of Marine Biology at the School of Marine Science and Technology, Tokai University. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 216 - 794 m (Ref. 116586).
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri
Western Pacific, known from southern Japan, Taiwan, the northern Philippines, to off Vanuatu and Wallis and Futuna; including Eastern Indian Ocean, Timor Sea and off northwestern Australia,
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 11.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 116586)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 10; 背的軟條 (總數) : 8 - 9; 臀棘: 2; 臀鰭軟條: 7. This slender species is distinguished by the following characters: flat dorsal head profile and pointed snout; A II + 7; pectoral-fin rays 15-16, pectoral length 19.5-24.3% SL; gill rakers 11-16, decreasing with size; pseudobranchial filaments 16-29, increasing in number with fish growth; first anal-fin pterygiophore is long, slightly bent, with moderately broad, hollow tip; vomer V-shaped with reduced dentition, only few long teeth near sides of base; palatine with 1 row of teeth, anteriorly long, posteriorly granular; ectopterygoid widened, 3-4 rows of granular teeth; orbital diameter 9.5-12.6% SL, decreasing with size; snout length 87-113 % of orbital diameter; no longitudinal ridges on the preopercular lobe; otolith moderately slender (OL:OH = 1.7-1.8) (Ref. 116586).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Schwarzhans, W.W. and A.M. Prokofiev, 2017. Reappraisal of Synagrops, Günther, 1887 with rehabilitation and revision of Parascombrops Alcock, 1889 including description of seven new species and two new genera (Perciformes: Acropomatidae). Zootaxa 4260(1):1-74. (Ref. 116586)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00436 - 0.02192), b=3.01 (2.81 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
