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The Service’s proposal states that surveys from 1991 to 2004 show declines in population size and distribution. The surveys indicate that the number of remaining Salt Creek tiger beetle populations has fallen by half – from six to three populations – since 1991. The 2004 surveys revealed that the Salt Creek tiger beetle numbers fewer than 600 individuals. 

• Federal Register Notice:  02/01/2005 - Proposal to List the Salt Creek tiger beetle as an Endangered Species 
• Press Release: 02/01/2005 – Service Proposes Protection of the Salt Creek Tiger Beetle
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