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Caragobius urolepis (Bleeker, 1852)

Scaleless worm goby
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Caragobius urolepis
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Philippines country information

Common names: Bia
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Type localities of Caragobius typhlops Smith and Seale, 1906, USNM 55619 (seven individuals were collected from the Rio Grande de Mindanao, Cotabato by Dr. Morse in 1903 and these specimens are mutilated in condition of the dorsal, anal, and caudal fins that description is imperfect, Ref. 439); of Brachyamblyopus olivaceus Herre, 1927, BSMP 13024 (syntypes collected from La Libertad, Oriental Negros, with 7 destroyed and lost, seen by Koumans, Ref. 129446, 46206). Also Ref. 2847, 7050, 50587, 94476.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Herre, A.W.C.T., 1927
National Database:

Common names from other countries

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

Teleostei > Gobiiformes (Gobies) 鱸形目 (Gobies) > Gobiidae (Gobies) 鰕虎魚科 (Gobies) > Amblyopinae
Etymology: Caragobius: Greek, kara = face + Latin, gobius = gudgeon (Ref. 45335).
  More on author: Bleeker.

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.   熱帶

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

Indo-West Pacific: east coast of India, Thailand, Indonesia, the Philippines, Taiwan, southern Japan and eastward to Fiji.
亞洲: 印度到菲律賓.(參考文獻 12693) 大洋洲: 巴布亞新幾內亞.(參考文獻 7050)

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 8.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 7050)

簡短描述 型態特徵 | 形態測量圖

背棘 (總數): 6; 背的軟條 (總數): 32; 臀棘 1; 臀鰭軟條: 33. Distinguished by the following characteristics: greenish body with yellowish fins; scales only on posterior 25-30% of body, remainder of body and head lacking scales; 18-27 teeth on outer row of upper jaw; 12-28 teeth on outer row of lower jaw; jaws terminating posteriorly at the vertical just anterior to posterior naris; anterior nares much closer together than posterior nares (Ref. 50587).

生物學特性     字彙 (例如 epibenthic)

Found in rivers and estuaries (Ref. 4833). Occurs on mud bottoms of estuaries, and tidal parts of rivers and creeks (Ref. 2847). Feeds on small crustaceans and other benthic invertebrates (Ref. 12693). Not seen in markets (Ref. 12693).

發現於河與河口了。 (參考文獻 4833) 生活於河口的泥底 , 與河川中有潮汐的河段與小溪。 (參考文獻 2847) 吃小型甲殼動物與其他的底棲無脊椎動物。 (參考文獻 12693) 不在市場中見到。 (參考文獻 12693)

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

亞洲: 印度到菲律賓.(參考文獻 12693) 大洋洲: 巴布亞新幾內亞.(參考文獻 7050)

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

Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993. Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)

IUCN 瀕危狀態 (Ref. 130435)

  無危 (LC) ; Date assessed: 29 December 2018

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的




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漁業: 沒有興趣
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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00194 - 0.01029), b=2.99 (2.80 - 3.18), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
營養階層 (Ref. 69278):  3.5   ±0.44 se; based on food items.
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).