Red water mite found by Maria Gross in the shallow south end of South Cove and a microscopic view from the Univ. of New Hampshire. Water...

Large bryozoan colony photographed by Maria Gross at Rocky Reef Small bryozoan colony photographed by Dean Malouta next to his dock in...

Fresh water sponge spotted on Rocky Reef by Maria Gross Freshwater sponges are usually pencil-shaped green structures attached to...

There are 10 species of native freshwater mussels in the state of New Hampshire. Some species, such as the eastern Elliptio, are common...