by coloradorivermelanie | Dec 2, 2021 | Stories from the Field, Uncategorized
When Utah Division of Wildlife Resources (UDWR) discovered someone had illegally put walleye in Red Fleet Reservoir in 2002, Recovery Program stakeholders knew they had problem. Walleye are top predators that consume other fish and can lay thousands of eggs. Walleye... by coloradorivermelanie | Dec 2, 2021 | Stories from the Field, Uncategorized
Razorback sucker was listed as an endangered species in 1991. From 1985-1992 biologists estimated there were 300-600 of these fish left in the middle Green River, the last wild population in the Upper Basin. By 1999, researchers estimated the population had declined... by coloradorivermelanie | Dec 2, 2021 | Stories from the Field, Uncategorized
Near the interface with the San Juan River, the receding waters of Lake Powell have left in its tracks an 18-foot tall waterfall, referred to as the Piute Farms Waterfall. Since 2001, this feature has created a barrier to upstream fish movement, keeping nonnative...