分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Trimmatom: Greek, trimma, -atos = something crushed + Greek, tomos = cut (Ref. 45335); nanus: From its small size at sexual maturity; a noun in apposition (Ref. 38635).
More on authors: Winterbottom & Emery.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の; 深さの範囲 5 - 35 m (Ref. 90102), usually 20 - 30 m (Ref. 38635). Tropical; 8°N - 10°S
Indo-Pacific. Red Sea, Maldives and Chagos; to Society Is.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 0.9, range 1 - 1 cm
Max length : 1.0 cm SL オス/雌雄の選別がない; (Ref. 38635)
背面の脊椎 (合計) : 6 - 7; 背鰭 (合計) : 8 - 9; 肛門の骨: 1; 臀鰭: 8 - 9. Characterized by semi-translucent pale grey body with 10 internal red bars; red head; first dorsal spine, slightly elongate; first three pelvic fin rays branched; fifth pelvic ray unbranched, 15% length of fourth ray; longitudinal scale series 23; predorsal scales absent; cheek and opercle without scales; depth of body 5.0 in SL (Ref. 90102).
Body shape (shape guide): elongated; Cross section: compressed.
Adults inhabit mainly oceanic drop-offs between 20 to 30 m (Ref. 38635). Also found in lagoons and outer reefs in 5-35 m (Ref. 90102). One of the smallest (=shortest) vertebrate of the world, with mature females reaching only 8-10 mm SL; scaleless (Ref. 9360).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Randall, J.E. and M. Goren, 1993. A review of the gobioid fishes of the Maldives. Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. (58):1-37, 5 pls. (Ref. 9360)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 興味がない
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00346 - 0.01589), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
2.9 ±0.3 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (tm < 1; Fec = 54;). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |