Yellow Perch are one of few fish species that produce a gelatinous skein around their eggs. There are many hypothesized benefits of the skein including increasing aeration, increasing fertilization success, and protecting the eggs from infection and predation. To...

Hypoxia, low dissolved oxygen concentration, often develops in aquatic systems when eutrophication (excess nutrients in a system) increases primary productivity and biological oxygen demand in the form of respiration by primary producers, consumers, and perhaps most...