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Siganus randalli Woodland, 1990

Variegated spinefoot
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Siganus randalli   AquaMaps   Data sources: GBIF OBIS
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Image of Siganus randalli (Variegated spinefoot)
Siganus randalli
Picture by Woodland, D.J.

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

Teleostei > Acanthuriformes (Surgeonfishes) 鱸形目 (Surgeonfishes) > Siganidae (Rabbitfishes) 籃子魚科 (Rabbitfishes)
Etymology: Siganus: Latin, siganus = a fish, rabbit fish; by the similarity of the nose (Ref. 45335).
Eponymy: Dr John ‘Jack’ Ernest Randall Jr. [...] (Ref. 128868), visit book page.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋 礁區魚類; 深度上下限 1 - 15 m (Ref. 37816). 熱帶; 15°N - 15°S, 135°E - 159°W

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

Western Pacific: Solomon Islands, Papua New Guinea, Pohnpei, Kosrae, and Guam.
西太平洋: 索羅門群島,巴布亞新幾內亞,波納佩島,科斯瑞與關島。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 33.5 cm FL 雄魚/尚未辨別雌雄; (Ref. 107958); common length : 25.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9813); 最大體重: 824.00 g (Ref. 107958)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 13; 背的軟條 (總數) : 10; 臀棘: 7; 臀鰭軟條: 9; 脊椎骨: 23. Body is bronze, with bluish spots on the head and anterior portion of the body. These spots join in the posterior portion to form vermiculating patterns. Preopercular angle 98°-102°; strong scales covering cheeks with 9-11 rows deep below center of orbit; midline of thorax scaled, pelvic ridges without scales. Low rim of anterior nostril bearing a minute, pointed peak posteriorly. The spines are stout, blunt and venomous. S. randalli is similar to S. vermiculatus but is spotted on the head and front of the back (Ref. 37816).
身體是青銅色的, 藉由藍色的斑點在頭部與身體的前部上。 這些斑點加入後面的部分形成以蠕蟲爬跡形為裝飾的圖案。 前鰓蓋骨角 98 °-102 °; 強的鱗片覆蓋在眼窩的中心之下深地頰部有 9-11 列; 被鱗片的胸的中線, 腹鰭脊沒有鱗片。 前鼻孔的低邊緣在後部地生長著一個細小又尖的高峰。 棘是矮胖的﹐鈍的與有毒的。 S. randalli 是類似 S. vermiculatus 但是在背部的首領身上是有斑點的.(參考文獻 37816)

生物學特性     字彙 (例如 epibenthic)

Adults inhabit coral reef areas with sand and coral rubble, down to at least 15 m. Juveniles found in mangroves (Ref. 9710). Adults occur in schools of 10 to 20 or more and feed on algae growing on compacted pavement areas (Ref. 9813).

成魚棲息於珊瑚礁區域具有砂與珊瑚碎礁堆的, 向下至至少 15 公尺。 稚魚發現於紅樹林了。 (參考文獻 9710) 成魚出現在 10個到 20 或更多魚群中而且吃藻類生長在被緊密的通道區域上。 (參考文獻 9813)

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

西太平洋: 索羅門群島,巴布亞新幾內亞,波納佩島,科斯瑞與關島。

主要參考資料 Upload your references | 參考文獻 | 合作者 : Woodland, David J. | 合作者

Woodland, D.J., 1990. Revision of the fish family Siganidae with descriptions of two new species and comments on distribution and biology. Indo-Pac. Fish. (19):136 p. (Ref. 1419)

IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)

  無危 (LC) ; Date assessed: 12 March 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  有毒的





人類使用

漁業: 自給性漁業; 養殖: 實驗的
FAO - Publication: search | FishSource | 周邊海洋

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Estimates based on models

Preferred temperature (Ref. 123201): 28.7 - 29.5, mean 29.1 °C (based on 328 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00801 - 0.02733), b=3.05 (2.89 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
營養階層 (Ref. 69278):  2.0   ±0.00 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 to moderate vulnerability (27 of 100).
價格種類 (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 38.2 [18.7, 89.5] mg/100g; Iron = 0.675 [0.317, 1.554] mg/100g; Protein = 18.5 [17.0, 20.0] %; Omega3 = 0.094 [0.049, 0.188] g/100g; Selenium = 19.1 [7.5, 48.9] μg/100g; VitaminA = 32.3 [7.4, 131.7] μg/100g; Zinc = 1.39 [0.54, 2.95] mg/100g (wet weight);