Sentence examples for most critically imperiled from inspiring English sources

This is evident in freshwater unionid mussels, which are among the most critically imperiled freshwater taxa both in North America and Europe [91, 92].

Wilson seeking federal protection for more than 50 of our country's most critically imperiled reptiles and amphibians, including the alligator snapping turtle, Illinois chorus frog, Key ringneck snake and many others.

A new peer-reviewed study suggests that's exactly what's happening when it comes to providing endangered species protections for the Nation's most critically imperiled species.

We sampled 21 species that are considered imperiled (S2) or critically imperiled (S1) in at least 1 state in which they occur; 6 of these species are also globally vulnerable (G3 or G3 G4) and 3 are critically imperiled (G1) [Table 1; [ 50]].

Further, 26 of the approximately 40 North American species in the genus are considered imperiled (S2) or critically imperiled (S1) in at least one state (USA) in which they occur [ 31].

In the United States it was listed in 2005 by Nature Serve as secure, but it is considered critically imperiled or imperiled in Connecticut, Rhode Island, New Hampshire, Vermont, and Delaware.

Of the more than 200,000 species, 7percentt were found to be critically imperiled, 8percentt imperiled, 16percentt vulnerable and about two-thirds were secure or apparently secure.

Primary burrowers comprise only 15% of the total crayfish fauna, while they account for 32% of those crayfish ranked critically imperiled.

Richard T. Lynch, a botanist at the Sweetbay Magnolia Conservancy, a nonprofit group based on Staten Island, said he had observed several critically imperiled annuals.

Surprisingly, the critically imperiled western population has yet to receive adequate federal and state protection due primarily to controversy surrounding the validity of its subspecies status.

The study found that 500 native American species had gone extinct or are missing, and that one-third of the remainder are at risk, 7percentt of them "critically imperiled".