Cichlid Fish

The invasive Chondrostoma nasus nasus has colonized part of the deployment area of the protected endemic species Chondrostoma toxostoma toxostoma. This hybrid zone is a complex system where multiple effects such as inter-species struggle, bi-directional introgression, strong environmental pressure and so on are combined.

Why do sympatric Chondrostoma fish record a unidirectional change in body shape? Is this the result of inter-species interactions and/or a answer to environmental

fish gone white... - American Cichlid Association Forums

A ardent gratifying to the American Cichlid Fellowship—the largest and most noble patriotic confederation of the cichlid relaxation!

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