Massachusetts wildlife
River otter
Lontra canadensis
River otters are playful swimmers, often seen at dawn in spring marshes.
See the River otter up close
Best months
Mar · Apr · May
Dawn and dusk in spring are best; check the Massachusetts Division of Fisheries and Wildlife for recent sightings.
Where to look
Quabbin Reservoir, Belchertown, MAGreat Meadows National Wildlife Refuge, Concord, MA
Conservation status
Widespread but secretive; populations stable in Massachusetts.
Good to know
When is the best time to see river otters in Massachusetts?
Spring (March-May) during dawn and dusk, especially in marshy areas.
Where are accessible spots to see otters?
Try Quabbin Reservoir or Great Meadows National Wildlife Refuge; both have RV-accessible parking and trails.
Make it a trip
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