Birds
Popponesset is home to multiple seabird species, both seasonal residents and year-round. The end of Popponesset Spit is owned by the Massachusetts Audubon and is a known migrational endangered bird habitat.
Fish
Sanderling 
Herring Gull
Popponesset is home to multiple seabird species, both seasonal residents and year-round. The end of Popponesset Spit is owned by the Massachusetts Audubon and is a known migrational endangered bird habitat.
