State of the Las Ciénegas NCA, Part II: Gila Topminnow Population Status and Trends (July 2007)

This study analyzed 15 years of data on the endangered Gila topminnow (Poeciliopsis occidentalis occidentalis) to determine the population status and trend at Las Cienegas. We also tested alternative monitoring protocol to provide managers with more timely and reliable information on topminnow populations.

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