A spokesperson for Chester County Parks and Preservation, quoted in Patch, noted this ability means, "They can travel between bodies of water, rapidly expanding their range." ...

Lakes, streams, and other natural bodies of water contain pathogens that can sometimes be dangerous to human health. Experts outline the waterborne viruses, bacteria, parasites, and toxic algal ...

I do my work in the water. Depending on the depth, it could be three hours in the water or 25 to 35 minutes," Callahan shares. "Then do a lot of decompression on your way up and in a chamber.