All resultsExplore/New England/Perch Island
Perch Island
Westerly, New England, United States
EntryBoat
Max depth15 m
LevelIntermediate and up
Water bodyAtlantic Ocean
Water temp4–22°C
Estimated from climate dataJun–Sep
About this site
Perch Island is a reef dive site near Westerly, Connecticut, United States, in the Atlantic Ocean. It is reached from a boat with a maximum depth of about 15 m. Best for divers with some experience. Marine life recorded within about 5 km (OBIS/GBIF) includes seals, harbor seals, sea turtles, lobsters, dolphins. Typical surface water temperature ranges from about 4 to 22 °C over the year.
Conditions by month
BestGoodMixedOctoberGood
Generally good diving.
Marine life
Recorded nearby
Blue CrabCallinectes sapidus
Shore CrabCarcinus maenas
Mole CrabEmerita talpoida
Harp SealPagophilus groenlandicus
Harbor SealPhoca vitulina
Grey SealHalichoerus grypus
Common Spider CrabLibinia emarginata
American LobsterHomarus americanus
Nearby sites
- 1Stonington Point3.4 km
- 2Watch Hill Reef3.5 km
- 3Catumb Rocks4.2 km
- 4Latimer Reef5.8 km
- 5Cormorant Reef7.3 km
- 6Planet Rock11 km
Straight-line distances.
Sources: Dive Vibe Community (ODbL) · Species occurrences: OBIS (CC BY 4.0), GBIF.org