A $29,595 robot is scanning Colorado River water for DNA left by invasive fish before they can spread into new habitats |
The eDNA autosampler to monitor for invasive aquatic species. Image Credit: CPR/USGS The Colorado River is getting a new line of defence against invasive species, with a $29,595 environmental DNA autosampler being used to search for traces of unwanted fish and other aquatic threats. Instead of waiting to catch an invasive animal, the machine collects…