分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Blenniiformes (Blennies)
鱸形目 (Blennies) >
Tripterygiidae (Triplefin blennies)
三鰭鳚科 (Triplefin blennies) > Tripterygiinae
Etymology: Enneapterygius: Greek, ennea = nine times + Greek, pterygion = little fin (Ref. 45335); genamaculatus: Species name from the Latin 'gena', a cheek, and 'macula', a spot, referring to the spots on the cheeks of the males of the species (Ref. 57774).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的. 熱帶
Western Indian Ocean: known only from St. Brandon Shoals.
西印度洋: 已知只來自聖 Brandon 淺灘了。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 2.3 cm SL 雄魚/尚未辨別雌雄; (Ref. 57774)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 15 - 16; 背的軟條 (總數) : 9 - 11; 臀棘: 1; 臀鰭軟條: 18 - 19. Dorsal fins III+XII-XIII+9-11 (usually III+XIII+10); anal fin I,18-19 (usually 19 rays); pectoral fins 15-16: 3-4+5-6+7-8. Lateral line with 13-15 pored and 21-23 notched scales, notched segment starting one scale row below end of pored segment. Total lateral scales 32-33; transverse scales 2/4. Vertebrae 10+24. Mandibular pores 3+1+3. Head length 3.5-3.9, body depth 4.6-5.4 in SL; eye 2.7-3.1 in head length. Small (less than 25 mm SL), slender fishes; nape scaled, belly naked. Pelvic-fin rays united by membrane for entire length of shorter ray, longer ray reaching anal fin spine. First dorsal fin lower than second; maximum height of second dorsal fin about 70% of body depth. Supratemporal sensory canal crescent-shaped. Orbital cirrus small and rounded. Tip of tongue narrow and rounded; palatines with teeth; maxilla reaching vertical through anterior margin of pupil (Ref. 57774).
背鰭 3+12 XIII 的+9-11;(通常 3+ XIII+10) 臀鰭 I,18-19;(通常 19個鰭條) 胸鰭 15-16: 3-4+5-6+7-8. 側線有 13-15 有孔的與 21-23個有凹槽的鱗片, 有凹槽的在有細孔片段的末端之下的片段出發一鱗片列。 總計的側面鱗片 32-33; 橫跨的鱗片 2/4. Vertebrae 10+24. 顎骨孔 3+1+3. 頭長 3.5-3.9, 體高 4.6-5.4 分之一標準體長; 眼 2.7-3.1 分之一頭長。 小的 (少於 25 mm SL) 又細長的魚; 後頸覆有鱗片的, 腹面裸露的。 腹鰭鰭條為較短的鰭條的整個長度藉著薄膜聯合了,較長的鰭條聯絡臀鰭棘。 第一背鰭低於第二個; 第二背鰭鰭大約 70% 的體高最大高度。 上顳骨知覺管新月形的。 眼窩的卷鬚小的而且圓的。 舌的頂端狹窄的而且圓的; 顎骨有牙齒; 顎骨達到垂直的經過瞳孔的前緣.(參考文獻 57774)
Female members of the Tripterygiidae family have eggs that are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
西印度洋: 已知只來自聖 Brandon 淺灘了。
Holleman, W., 2005. A review of the triplefin fish genus Enneapterygius (Blennioidei: Tripterygidae) in the western Indian Ocean, with descriptions of four new species. Smithiana, Bull. 5:1-25. (Ref. 57774)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 03 May 2010
人類使用
漁業: 沒有興趣
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00304 - 0.03005), b=3.02 (2.77 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
