蓝首亚口鱼学名Catostomus discobolus)为辐鳍鱼纲鲤形目亚口鱼科的其中一,为温带淡水鱼,分布于北美洲美国怀俄明州爱达荷州蛇河怀俄明州犹他州巴那维利湖向南流经科罗拉多河上游流域[2][3][4][5][6][7][8],本鱼体呈圆柱形,口下位成吸盘状,顶部呈现深绿色或深银色,底部呈现浅黄色,侧线鳞70-100枚,在繁殖过程中,雄鱼的大头顶部会出现蓝色斑块,下鳍会变成黄色或橙色,并带有红色或玫瑰色侧线,体长可达41公分,栖息在溪流底层水域,可适应各种环境,从山区冰冷的溪流到沙漠地区,白天会待在浅溪流,晚上觅食,繁殖期4至7月。

蓝首亚口鱼
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 辐鳍鱼纲 Actinopteri
目: 鲤形目 Cypriniformes
科: 亚口鱼科 Catostomidae
属: 亚口鱼属 Catostomus
种:
蓝首亚口鱼 C. discobolus
二名法
Catostomus discobolus
Cope, 1871
异名
  • Pantosteus discobolus (Cope, 1871)

参考文献

编辑
  1. ^ NatureServe. Catostomus discobolus. The IUCN Red List of Threatened Species. 2013, 2013: e.T62194A3109494 [11 November 2021]. doi:10.2305/IUCN.UK.2013-1.RLTS.T62194A3109494.en . 
  2. ^ Arizona Game and Fish Department. 1988. Threatened Native Wildlife in Arizona. Arizona Game and Fish Department Publication. Phoenix, Arizona. p. 8.
  3. ^ Arizona Game and Fish Department. In prep. Wildlife of special concern in Arizona. Arizona Game and Fish Department Publication. Phoenix, Arizona. 32 pp.
  4. ^ Arizona Game and Fish Department Native Fish Diversity Review. 1995. Tempe, Arizona.
  5. ^ Beyers, D.W. et al. 2001. Habitat Use and Movements of Bluehead Sucker, Flannelmouth Sucker, and Roundtail Chub in the Colorado River. Larval Fish Laboratory, Colorado State University, Fort Collins, CO.
  6. ^ Cope, E.D. 1872. Recent reptiles and fishes in U.S. Geologic Survey of Wyoming and contiguous territory. Special reports Part IV:432-442.
  7. ^ Crabtree, C.B., and D.G. Buth. 1987. Biochemical systematics of the catostomid genus Catostomus: assessment of C. clarki, C. plebeius and C. discobolus including the Zuni Sucker, C.d. yarrowi. Copeia 1987:843-854.
  8. ^ Eddy, S. and J.C. Underhill. 1978. How to know the freshwater fishes, third edition. Wm. C. Brown Company, Dubuque, IA.