分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Risor: Latin, risor, -oris = clownish.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 礁区鱼类. 熱帶; - 6°N
Western Atlantic: southern Florida, USA and the Bahamas to northeastern Brazil (Ref. 39606).
西大西洋: 美國佛羅里達南部與巴哈馬到蘇利南.(參考文獻 7251) 記錄來自巴西東北部了。 (參考文獻 39606)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 2.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 7251)
背棘 (总数) : 7; 背的软条 (总数) : 11 - 12; 臀棘: 1; 臀鳍软条: 9 - 10. Distinguished by the following characteristics: first dorsal fin spines VII; completely united pelvic fins; scales only on posterior section of the trunk; four modified basicaudal scales at the base of the caudal fin; light to dark brown body color with faint internal bars visible on lighter specimens; 2-4 enlarged re-curved canines in each jaw that project out of the mouth, point out and up in the upper jaw, down and back on the lower jaw (Ref. 92840).
Found in association with large barrel sponges, generally along outside hiding in crevices, also sometimes within the sponge tubules (Ref. 92840).
出现于大的铁头海绵与其他的相似海绵。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
西大西洋: 美國佛羅里達南部與巴哈馬到蘇利南.(參考文獻 7251) 記錄來自巴西東北部了。 (參考文獻 39606)
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
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Estimates based on models
Preferred temperature (Ref.
123201): 24.4 - 28.2, mean 27.3 °C (based on 599 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00477 - 0.02194), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 380 [164, 1,300] mg/100g; Iron = 1.9 [0.8, 4.2] mg/100g; Protein = 18.1 [15.9, 20.0] %; Omega3 = 0.173 [0.054, 0.544] g/100g; Selenium = 39.5 [11.6, 111.7] μg/100g; VitaminA = 92.7 [17.8, 468.6] μg/100g; Zinc = 4.63 [2.46, 7.75] mg/100g (wet weight);
