You can sponsor this page

Heterobranchus longifilis  Valenciennes, 1840

Sampa
添加你自己的观测位置在 Fish Watcher
Native range | All suitable habitat
This map was computer-generated and has not yet been reviewed.
Heterobranchus longifilis   AquaMaps   Data sources: GBIF OBIS
上传你的 图片 和 影像
Pictures | 谷歌图片
Image of Heterobranchus longifilis (Sampa)
Heterobranchus longifilis
Picture by Seegers, L.

分类 / Names 俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii 辐鳍鱼纲 (条鳍鱼) > Siluriformes (Catfish) > Clariidae (Airbreathing catfishes)
Etymology: Heterobranchus: Greek, heteros = other + Greek, brangchia = gill (Ref. 45335).   More on author: Valenciennes.

环境 / 气候 / 范围 生态学

; 淡水 居于水底的; 河川洄游 (Ref. 51243); 深度上下限 10 - ? m (Ref. 7248).    22°C - 23°C (Ref. 2059), preferred ?; 25°N - 22°S, 16°W - 40°E

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

Africa: Nile, Congo system, upper and middle Zambezi (Ref. 3820). Reported from Lake Rukwa and the lower Zambezi (Ref. 95585). Also from Lakes Tanganyika and Edward (Ref. 7248). In West Africa known from the Gambia, Upper Senegal, Niger, Benue, Lake Chad, Volta, and coastal basins from Guinea to Nigeria, including the delta of Niger and the Cross river (Ref. 57129).

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 150 cm SL 雄鱼/尚未辨别雌雄; (Ref. 4967); 最大体重: 55.0 kg (Ref. 7248)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 0; 背的软条 (总数): 26-35; 臀鳍软条: 42 - 52; 脊椎骨: 55 - 61. Diagnosis: length of rayed dorsal fin 27-36% standard length; 26-35 dorsal-fin rays; length of adipose fin 24-34% standard length; strong, downward-pointed serrations on the anterior part of the pectoral spine; width of vomerine tooth plate 25.0-32.2%, and width of premaxillary tooth plate 29.5-36.9% head length (ref. 57129). Posterior part of adipose fin blackish (Ref. 4967, 57129). Caudal fin with a whitish cross-bar (Ref. 57129). Head long, broad and somewhat rectangular in dorsal outline; snout broadly rounded; eyes superolateral in position; frontal fontanelle long and narrow; occipital fontanelle oval-shaped; tooth plates wide; suprabranchial organ well developed; pectoral spine strongly serrated on anterior side; caudal fin barred; openings of secondary canals hardly visible but display a regular pattern (Ref. 270). Coloration: preserved specimens: grey, greyish-brown to dark brown on back and sides, and pale brown to whitish on belly; some individuals marbled, particularly on posterior part of body; caudal fin often crossed by several vertical bars, one of which is whitish, hind margin of fin often white-edged; posterior part of adipose fin darker than anterior part (Ref. 57129).

生物学特性     字汇 (例如 epibenthic)

An uncommon species which inhabits large rivers (Ref. 4967). Largest freshwater species in southern Africa; occurs in large deep rivers within the mainstream or in deep pools and lakes or backwaters (Ref. 7248, 78218). Most active at night, feeding on any available food, including invertebrates and insects when small, fish and other small vertebrates when large; scavenges off large carcasses and offal from riverside villages; live for 12 or more years (Ref. 7248). Maximum reported size for West Africa: 610 mm TL (Ref. 57129).

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


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

Teugels, G.G., B. Denayer and M. Legendre, 1990. A systematic revision of the African catfish genus Heterobranchus Geoffroy-Saint-Hilaire, 1809 (Pisces: Clariidae). Zool. J. Linn. Soc. 98:237-257. (Ref. 270)

世界自然保护联盟红皮书 (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

对人类的威胁

 




人类利用

渔业: 低经济; 养殖: 商业性; 游钓鱼种: 是的
FAO(养殖: 产生; ; publication : search) | FisheriesWiki | 周边海洋

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
孕卵数

卵的发育
参考文献
养殖
养殖信息
品种
遗传学
基因序列
遗传率
疾病
加工
Mass conversion
合作者
照片
Stamps, Coins
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

下载 XML

网络资源