Neighboring, fledgling populations can be found in four other streams, but the Herman Gulch batch is the only one to reach adulthood and start reproducing by itself. Their discovery significantly boosted the goals of wildlife preservation, they remarked on their official Twitter account.Īfter discovering the species coexisting along Bear Creek in Colorado, biologists proceeded there every spring to collect samples of eggs and trout sperm.Īlmost a decade later, that species is still prospering and populating without their assistance. The South East Region of Colorado Parks & Wildlife released a few photos and announced them on their social media.Īccording to officials, the Greenback Cutthroat Trout has begun to thrive as a species in its native South Platte Drainage. Greenback Cutthroat Trout has emerged in the ancestral rivers of the South Platte Drainage. Y5wiwrdenS- CPW SE Region September 23, 2022 Numerous vulnerable populations were identified in 1957, 1965, and the 1970s, but it was revealed that these were not pure-bred trout but rather a form of subspecies, added to the organization's statement.īREAKING NEWS: announces discovery of greenback cutthroat trout are naturally reproducing in ancestral waters of their native South Platte Drainage. "The long-term survival and natural reproduction of the greenbacks identified is a big milestone for our recovery process and a huge triumph for preservation," according to a CPW news release. These naturally proliferating fish have been discovered in Herman Gulch in Clear Creek County, Colorado, one of the first areas where the CPW supplied the species. They were the sole native trout in the western United States, and some explorers included them in their writings, based on a report from Colorado Fishing Network.Ĭonsidered Colorado's state fish, which had been thought to be almost extinct since the 1930s, has been brought back to life by scientists from Colorado Parks and Wildlife (CPW) after more than a decade of "intense" work. Cutthroats were once found in seas ranging from southern Alaska to central New Mexico. The Greenback Trout is one of 14 Cutthroat Trout subspecies.
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