- Shelter
- NW, W, SW, S, SE
- Seabed
- sand, mud
- Anchoring
- Allowed
Anchorage in Cohasset Harbour, Massachusetts, beside Big Quamino Rock, a barren islet off the inner harbour.
- Pontoon
Guide
Approach and anchoring
Lying in the lee of Big Quamino Rock, the bay is sheltered from west through south to south-east, but open to the north and east. Holding is in sand and mud. Watch the ledges that fringe the rock on the approach.
Practical
Cohasset Yacht Club is 0.8 nm to the south and Cohasset Sailing Club 1 nm to the south for moorings and shore access.
History
Quamino is the only rock in Cohasset to carry a Native American name, a reminder of the harbour's long use by local fishing vessels.
Key facts
- Type
- Anchorage
- Coordinates
- 42.25619, -70.79127 (42°15.37'N 70°47.48'W)
- Country
- United States
- Shelter
- Sheltered from north-west, west, south-west, south, south-east winds
- Seabed
- sand, mud
- Anchoring
- Allowed
- Services
- Pontoon
- Boaters' rating
- 3.5/5
- Updated
- July 7, 2026
Getting there
Quamino rock bay lies at 42°15.37'N 70°47.48'W, that is 42.25619, -70.79127 in decimal degrees.
Boaters' reviews
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Write a reviewFrequently asked questions
Which winds is Quamino rock bay sheltered from?
Quamino rock bay is sheltered from north-west, west, south-west, south, south-east winds.
Can you anchor at Quamino rock bay?
Yes, anchoring is allowed at Quamino rock bay.
How do boaters rate Quamino rock bay?
Quamino rock bay is rated 3.5/5 by boaters on BoatMap.
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