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| Native range | All suitable habitat | Point map | Year 2050 |
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| This map was computer-generated and has not yet been reviewed. |
| Stegastes nigricans AquaMaps Data sources: GBIF OBIS |
分類 / 名前 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
> Ovalentaria/misc (Various families in series Ovalentaria) > Pomacentridae (Damselfishes) > Microspathodontinae
Etymology: Stegastes: Greek, stegastos, -e, -on = covered (Ref. 45335).
More on author: Lacepède.
Etymology: Stegastes: Greek, stegastos, -e, -on = covered (Ref. 45335).
More on author: Lacepède.
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲 生態学
海 関連する礁; 移住性ではない; 深さの範囲 1 - 12 m (Ref. 7247). Tropical; 30°N - 30°S
分布 領土 | 国連食糧農業機関の区域 | エコシステム | 事件 | 目的のマップ | 導入 | Faunafri
Indo-Pacific: Red Sea and East Africa to the Line, Marquesas, and Tuamoto islands, north to the Ryukyu and Bonin islands, south to New Caledonia and Tonga; throughout Micronesia. Excluding the Hawaiian Islands (Ref. 7247). Hawaiian population refers to Stegastes marginatus (Ref. 86689).
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 14.0 cm TL オス/雌雄の選別がない; (Ref. 4391); common length : 9.0 cm TL オス/雌雄の選別がない; (Ref. 5450)
Max length : 14.0 cm TL オス/雌雄の選別がない; (Ref. 4391); common length : 9.0 cm TL オス/雌雄の選別がない; (Ref. 5450)
簡単な記述 検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 12; 背鰭 (合計) : 15 - 17; 肛門の骨: 2; 臀鰭: 12 - 14. Diagnosis: Adults generally brown; dorsal part of head and nape darker, grading to tan on lower part of head and breast. The scales have darker brown margins. The lips are whitish lips; the suborbital is mostly blue; the preopercle and opercle scales with blue centers. The median and pelvic fins are brown; the pectorals are dusky; a well-defined dark brown or blackish spot is sometimes present at base of posteriormost dorsal rays, which distinguishes it from S. lividus where the spot is diffuse. Males in courtship or guarding eggs with broad white bar across middle of body and pale blue stripe from mouth to upper part of pectoral fin (Ref. 510).
Body shape (shape guide): short and / or deep; Cross section: oval.
Body shape (shape guide): short and / or deep; Cross section: oval.
Adults inhabit reef flats and lagoon reefs. Frequently occur in colonies associated with live or dead branching staghorn coral (Acropora). Feed on algae, gastropods, sponges, and copepods. Territorial, maintain and 'weed' filamentous algae patches growing on dead coral (Ref. 9710). They attack human intruders without hesitation, sometimes taking painful nips. Particularly aggressive during reproductive periods. The species emit clicking noises during aggressive encounters. Oviparous, males tend the nest visited by several females (Ref. 59295).
ライフサイクルと交尾行動 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
主な参考文献
参考文献のアップロード | 参考文献 | コーディネーター : Allen, Gerald R. | 協力者
Allen, G.R. and A.R. Emery, 1985. A review of the Pomacentrid fishes of the genus Stegastes from the Indo-Pacific, with descriptions of two new species. Indo-Pac. Fish. (3):31. (Ref. 510)
CITES
Not Evaluated
人間に対する脅威
Traumatogenic (Ref. 510)
人間の用途
水産業: 少数商業の; 水族館・水槽: 公共の水族館
FAO - Publication: search | FishSource |
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モデルに基づく推定値
好ましい温度 (参照 123201): 25 - 29.3, mean 28.4 °C (based on 3006 cells).
系統多様性指数 (参照 82804): PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02399 (0.01454 - 0.03959), b=3.02 (2.88 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
栄養段階 (参照 69278): 2.2 ±0.0 se; based on diet studies.
Generation time: 1.9 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.
回復力 (参照 120179): 高い, １５か月以下の倍増期間の最小個体群 (K=0.5-1.1).
栄養素 (Ref. 124155): Calcium = 130 [67, 211] mg/100g; Iron = 0.938 [0.553, 1.586] mg/100g; Protein = 18.2 [17.0, 19.4] %; Omega3 = 0.0973 [, ] g/100g; Selenium = 27.5 [14.6, 56.1] μg/100g; VitaminA = 45 [11, 168] μg/100g; Zinc = 1.96 [1.29, 2.92] mg/100g (wet weight);