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Opistognathus challenger Smith-Vaniz, 2023

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drawing shows typical species in Opistognathidae.

分類 / Names 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Ovalentaria/misc (Various families in series Ovalentaria) 鱸形目 (Various families in series Ovalentaria) > Opistognathidae (Jawfishes) 後頜魚科 (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); challenger: Named after the Challenger expedition of 1872-1876 that provided the foundation for modern oceanography and the discovery of many new marine organisms (Linklater 1972), including the jawfish described herein more than a century after its collection; name in apposition. Noun.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋 居於水底的; 深度上下限 ? - 149 m (Ref. 128653).

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Western Pacific: the Philippines.

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 7.6 cm SL 雄魚/尚未辨別雌雄; (Ref. 128653)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 11; 背的軟條 (總數) : 11; 臀棘: 2; 臀鰭軟條: 11; 脊椎骨: 30. This species is distinguished by the following characters: with a rigid upper jaw lacking flexible lamina posteriorly, extending 0.6 eye diameters behind posterior margin of orbit; D XI,11; A II,11; vertebrae 10+16; area above lateral line anteriorly with 3-4 rows of scales; body with approximately 44 oblique scale rows in horizontal series; total gill rakers on first arch 30. Colouration: spinous dorsal fin with a dark spot between spines 1-2 and extending to anterior margin of spine 4, the chin slightly dusky and no dark postorbital spot (Ref. 128653).

生物學特性     字彙 (例如 epibenthic)


Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚


主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

Smith-Vaniz, W.F., 2023. Review of Indo-West Pacific jawfishes (Opistognathus: Opistognathidae), with descriptions of 18 new species. Zootaxa 5252(1):1-180. (Ref. 128653)

IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)

未評估 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = No PD50 data   [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):  3.4   ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).