分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gobiiformes (Gobies)
鱸形目 (Gobies) >
Rhyacichthyidae (Loach gobies)
溪鱧科 (Loach gobies)
Etymology: Rhyacichthys: Greek, rhyax, rhyakos = stream + Greek, ichthys = fish (Ref. 45335).
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水 居於水底的; 非產卵性溯降河的 (Ref. 51243). 熱帶; 24°N - 13°S
Asia and Oceania: Indonesia, Philippines, New Guinea, Solomon Islands, Taiwan, China and some Japanese islands.
亞洲與大洋洲: 印尼，菲律賓，新幾內亞，索羅門群島，台灣與一些日本的島嶼。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 25.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 2847)
背棘 (總數) : 8; 背的軟條 (總數) : 8 - 9; 臀棘: 1; 臀鰭軟條: 8 - 9. Characterized by having enlarged, thickened and wide pectoral fins; widely spaced broad fleshy pelvic fin; head and snout flattened, small dorsolaterally oriented eyes; small ventrally placed mouth; accessory lateral line canals dorsal and ventral to the lateral line on the body, including caudal fin base; caudal fin large (Ref. 92840).
Inhabits relatively steep gradient coastal streams in hilly or mountainous terrain. Feeds on algae and diatoms; effectively clings on rocks and boulders with its broadened pelvic and pectoral fins and flattened head and snout (Ref. 92840).
在多丘陵或多山的地帶中棲息於相當陡峭的海岸溪流。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲與大洋洲: 印尼，菲律賓，新幾內亞，索羅門群島，台灣與一些日本的島嶼。
Allen, G.R., 1991. Field guide to the freshwater fishes of New Guinea. Publication, no. 9. 268 p. Christensen Research Institute, Madang, Papua New Guinea. (Ref. 2847)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
人類使用
漁業: 低經濟
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.8750 [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): 3.6 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
