Fishes in the lower San Pedro Mezquital River, Nayarit, Mexico

• DOI: 10.15560/11.6.1797
• Publication Date: 2015-11-25T22:58:32Z
• Authors: Alfonso Ángel Gon...; Miriam Soria-Barreto; Leonardo Martínez...; Manuel Blanco y C...
• Keywords: 0106 biological sciences; tropical river; QH301-705.5; 15. Life on land; 01 natural sciences; 6. Clean water; freshwater fishes; diversity; Marismas Nacionales Biosphere Reserve; introduced fishes; 14. Life underwater; Biology (General)

The San Pedro Mezquital River is the seventh largest river in Mexico, and flows through Sierra Madre Occidental into Marismas Nacionales Biosphere Reserve, on coast of state Nayarit. present study to conform a systematic checklist fishes lower basin River. In total, 52 species were collected from 24 families. Four native (Atherinella crystallina, Poecilia butleri, Poeciliopsis latidens prolifica) that are federally protected. Five new records for This constitutes first approximation fish fauna However, construction Las Cruces dam upstream, will modify hydrology, worsen introduction exotic create habitat loss, which can have immediate negative impacts communities this region.