least chub造句

• The least chub populations suffered a steep decline in the 1940s and 50s, though the decline wasn't noticed until the 70s.
• Studies indicate that where non-native fishes such as largemouth bass, trout, and mosquitofish are introduced, few if any least chub remain.
• Of the thirteen species of fish native to Utah Lake, one species is extinct ( the Utah Lake sculpin ), one is no longer present in the lake and is under review to see if it qualifies for protection under the Endangered Species Act ( least chub ), one is already listed as endangered ( the June sucker ), and one is found in relative abundance throughout Utah ( the Utah sucker ).