Dichistius capensis, Galjoen : fisheries, gamefish

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Dichistius capensis (Cuvier, 1831)

Galjoen
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Dichistius capensis   AquaMaps   Data sources: GBIF OBIS
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Dichistius capensis
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分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Centrarchiformes (Basses) > Dichistiidae (Galjoen fishes)
Etymology: Dichistius: Greek, dichao, dichasis = divided in two parts (Ref. 45335).
More on author: Cuvier.

Environment: milieu / climate zone / depth range / distribution range 生态学

海洋 礁区鱼类; 深度上下限 10 - ? m (Ref. 5213). 亞熱帶的; 12°S - 36°S, 10°E - 34°E

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Southeast Atlantic to southwestern Indian Ocean: southern Angola to Natal, South Africa.
東南大西洋: 南方的安哥拉到南非的納塔爾。

Length at first maturity / 大小 / 重量 / 年龄

Maturity: Lm 34.0  range ? - ? cm
Max length : 80.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 4370); 最大体重: 6.5 kg (Ref. 4370)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 10; 背的软条 (总数): 18-19; 臀棘 3; 臀鳍软条: 13 - 14. Changes from black to silver almost instantly to blend with environment; occasionally mottled or with 7-9 crossbars (Ref. 4370).
改变从黑色到银色的几乎立即地以环境混合; 偶然有斑点或具有 7-9个交叉的条纹.(参考文献 4370)

生物学特性     字汇 (例如 epibenthic)

Found in inshore reefs, rocky and sandy areas. Feeds on mollusks, crustaceans, and other invertebrates (Ref. 5213). Abundant in winter, breeding occurs in deeper water. Becoming scarce because of overfishing (Ref. 36731).

发现于近海岩礁,岩石及沙地区域了。 吃软件动物,甲壳动物与其他的无脊椎动物。 (参考文献 5213) 丰富的冬天时,繁殖出现于较深的水域中。 变成难得的由于捕捞过度。 (参考文献 36731)

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

東南大西洋: 南方的安哥拉到南非的納塔爾。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Smith, M.M., 1986. Coracinidae. p. 601-602. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4370)

世界自然保护联盟红皮书 (Ref. 130435)

  不评价 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

渔业: 商业性; 游钓鱼种: 是的
FAO - Publication: search | FishSource |

更多信息

国家
FAO区域
生态系
标本纪录
简介
Stocks
生态学
食性
食物相
食物消耗量
定量
俗名
同种异名
新陈代谢
捕食者
生态毒物学
繁殖
成熟度
产卵场
产卵群集
孕卵数

卵的发育
年龄范围
成长
体长-体重
体长-体长
体长-频率
形态测量图
型态特徵
仔鱼
稚鱼动力学
入添量
丰度
BRUVS
参考文献
养殖
养殖信息
品种
遗传学
Electrophoreses
遗传率
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Stamps, Coins Misc.
声音
神经毒
速度
泳型
鳃区
Otoliths
脑重体重比
眼睛色素

工具

特别资料

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网络资源

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | 核实 FishWatcher | CISTI | Catalog of Fishes: , | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: 基因组, 核苷酸 | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | 树状分类阶层 | Wikipedia: 转至, 搜寻 | World Records Freshwater Fishing | 动物学的记录

Estimates based on models

Preferred temperature (Ref. 123201): 14.4 - 24.7, mean 16.7 °C (based on 20 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00664 - 0.03964), b=3.01 (2.79 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
营养阶层 (Ref. 69278):  3.3   ±0.45 se; based on food items.
Generation time: 8.5 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.
回复力 (Ref. 120179):  低的, 最小族群倍增时间4.5 - 14 年 (K=0.13).
Fishing Vulnerability (Ref. 59153):  High vulnerability (60 of 100).
价格分类 (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 16.5 [7.8, 32.0] mg/100g; Iron = 0.449 [0.259, 0.748] mg/100g; Protein = 19.3 [18.1, 20.5] %; Omega3 = 0.155 [0.089, 0.271] g/100g; Selenium = 24.8 [11.8, 51.6] μg/100g; VitaminA = 23.6 [5.9, 90.6] μg/100g; Zinc = 0.598 [0.394, 0.888] mg/100g (wet weight);