SPRING OUTLETS
These species are entirely restricted to the immediate vicinity of springs. The riffle beetle, an endangered species, is found only near the spring opening where aquifer water with a constant temperature upwells to the surface.
Source: R. Gibson, USFW
Several of these species have adapted body parts that allow them to work into tiny spaces in the rock crevices or root mats to graze.
Source: R. Gibson, USF
Source: R. Gibson, USFW
Others have longer legs and antennae to locate food and walk on soft silt.
Source: R. Gibson, USF
Source: R. Gibson, USFW
