Common names from other countries
分類 / Names
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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gnatholepis: Greek, gnathos = jaw + Greek,lepis = scale (Ref. 45335).
More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 汽水性の 関連する礁; 深さの範囲 1 - 46 m (Ref. 11441). Tropical
Indo-Pacific: Persian Gulf (Ref.80050) and Red Sea and East Africa to the Hawaiian, Marquesan and Society islands.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 8.4 cm SL オス/雌雄の選別がない; (Ref. 41653)
背面の脊椎 (合計) : 6 - 7; 背鰭 (合計) : 11; 肛門の骨: 1; 臀鰭: 11. Distinguished by the following characteristics: ctenoid scales on head, predorsal midline and pectoral fin base, distinct flap present at end of lower lip; at least three dark spots along first spine of first and second dorsal fins, followed by at least three rows of dark spots or short streaks, pectoral fin with rows of fine dark and white speckles; second dorsal and anal fin rays nearly always I,11; pectoral rays 14-17, modally 16; lateral scales 25-29, modally 27; predorsal scales 7-13, usually 9-10, mostly ctenoid, may be cycloid anteriorly or toward midline; body compressed, width at anus 11.9-28.1% (mean 15.2%) of SL; body stocky in appearance, body depth at anus 19.6-26.6% of SL, body depth at first dorsal fin origin 14.3-27.7% of SL; head compressed, broader ventrally, slightly deeper than wide, HL 26.6-33.3% of SL; head depth at posterior preopercular margin 62.0-83.7% of HL; head width at posterior preopercular margin 53.7-82.2% of HL; head profile bluntly pointed; nape slightly convex behind eyes; mouth subterminal to nearly terminal, slightly oblique; jaws generally reaching to below anterior margin of eye; upper jaw length 32.0-41.5% of HL; upper lip smooth, narrower than lower, lower lip papillose close to teeth, with twist or fold posteriorly, forming triangular flap, lip interrupted at chin; eye moderate to relatively small in large specimens, dorsolateral, 22.7-30.5% of HL; preorbital width 18.2-27.8% of HL; snout bluntly pointed, 22.4-44.4% of HL; posterior naris round to almost triangular, close to anterior margin of eye; anterior naris in short tube, higher on posterior margin of eye, about level with middle of eye or somewhat ventral to it; interorbital narrow, 4.7-11.3% of HL; caudal peduncle compressed, length 12.9-18.6% (mean 16.1%) of SL; caudal peduncle depth 10.7-13.8% of SL (Ref. 92171).
Solitary or in loose groups in sand (Ref. 90102). Inhabits shallow coastal bays and estuaries on silty sandy substrates with sparse algae-reef or seagrasses (Ref. 48637). Benthic (Ref. 58302). Feeds on organic matter and small invertebrates (Ref. 89972).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Benthic spawner.
Randall, J.E. and D.W. Greenfield, 2001. A preliminary review of the Indo-Pacific gobiid fishes of the genus Gnatholepis. Ichthyological Bulletin of the J.L.B. Smith Institute of Ichthyology, 69:1-17. (Ref. 41653)
CITES (Ref. 128078)
Not Evaluated
Human uses
水産業: 少数商業の
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
115969): 24.3 - 29, mean 27.7 (based on 808 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00442 - 0.02163), b=3.05 (2.86 - 3.24), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
