分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Loricariidae (Armored catfishes)
甲鯰科 (Armored catfishes) > Hypostominae
Etymology: Pterygoplichthys: Greek, pterygion, diminutive of pteryx = wing, fin + Greek, hoplon = weapon + Greek, ichthys = fish (Ref. 45335).
Issue
New combination in Günther (1864:238). Redescription in Weber (1992:9). Mitochondrial D-loop sequences used in a molecular phylogeny of Hypostomus and related genera by Montoya-Burgos and Weber (in press, fig 2; EMBL/GenBank AJ318361).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; pH range: 6.5 - 7.8; dH range: 4 - 20. 熱帶; 23°C - 27°C (Ref. 1672); 10°N - 1°N, 68°W - 61°W
South America: Orinoco River basin. Reported from Argentina (Ref. 9086). Introduced and have established in Taiwan, mainland USA and Hawaii (Refs. 5723, 44091, 58503).
南美洲: 奧里諾科河流域與阿根廷.(參考文獻 9086) 外來的而且已經在台灣，大陸美國與夏威夷建立 (參考文獻。 5723,44091,58503).
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 32.5, range 25 - 40 cm
Max length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 2059)
Facultative air-breathing (Ref. 126274); Occurs in streams and lakes (Ref. 44091) and in weedy, mud-bottomed canals (Ref. 5723). Benthic (Ref. 58302). Nocturnal, feeds on algae (Ref. 13371), but will also feed on worms, insect larvae, and other bottom-dwelling aquatic animals (Ref. 44091). Spawning period peaks once a year (Ref. 56986). Reproductive behavior includes digging of burrows for egg laying (Ref. 82067). May exhibit male parental care (Ref. 56986).
出現於溪流與湖 (參考文獻 44091) 與在雜草叢生又泥質底的管中.(參考文獻 5723) 底棲的.(參考文獻 58302) 夜行的﹐吃藻類 (參考文獻 13371), 但是也會吃蠕蟲，昆蟲幼生與其他的底棲水生的動物.(參考文獻 44091) 每年一次產卵時期峰巔。 (參考文獻 56986) 五月展現雄魚親代養育。 (參考文獻 56986)
Parental care may be exhibited by males (Ref. 56986).南美洲: 奧里諾科河流域與阿根廷.(參考文獻 9086) 外來的而且已經在台灣，大陸美國與夏威夷建立 (參考文獻。 5723,44091,58503).
Burgess, W.E., 1989. An atlas of freshwater and marine catfishes. A preliminary survey of the Siluriformes. T.F.H. Publications, Inc., Neptune City, New Jersey (USA). 784 p. (Ref. 6868)
人類使用
漁業: 沒有興趣; 水族館: 商業性
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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=0.02399 (0.01241 - 0.04636), b=2.90 (2.74 - 3.06), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.2 ±0.12 se; based on food items.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (tm=1; Fec = 1,983).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
