The reproductive biology of a population of the weakly electric fish Brachyhypopomus draco from southern Brazil is described. Information is provided on the establishment of the reproductive period in ...

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WorldAnimalFoundation.org is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn More If you have been in the aquarium hobby for a while, you ...

This study aimed to evaluate the importance of two environments situated in the main channel of the Peixe River (a tributary of the upper Uruguay River) on fish reproduction and initial growth.

Lake Malawi, one of Africa’s most important freshwater ecosystems and a UNESCO World Heritage Site, is under growing threat from plastic pollution — endangering both its extraordinary biodiversity and ...