• Lush vegetation on the top of Spectacle Island's North drumlin dominates the foreground. Boston's skyline can be seen in the distance.  The park's logo with tag line minutes away, worlds apart empashises the stark contrast between the city and islands.

    Boston Harbor Islands

    National Recreation Area Massachusetts

Island Facts: Shag Rocks

Located among the Brewsters, these bedrock ledges have long been a danger to mariners.


 
Short History
Shag Rocks has been site of several shipwrecks. Boston Light on nearby Little Brewster Island has served as a warning for mariners to steer clear of the rocks, as well as enabled many rescues.
 

General Information
This island of Boston Harbor Islands national park area is not managed by an agency.

Agency Designation: None
Current Use: Park purposes
Harbor Location: Outer Harbor
Acreage: 1.3 upland acres
Highest elevation: 26 feet
Longitude: 42° 19' 47.0" North
Latitude:
70° 52' 58.0" West
Miles from Long Wharf: 10
 
Visitor Facilities & Services
Hours:
Access impractical
Piers/Docks:
No
Visitor season:
0
Boat slips:
0
Visitor staff:
No
Moorings:
0
Guided tours:
No
Park boats:
None
Lifeguards:
No
Car access:
No
Flush toilets:
No
Campsites:
0 (capacity ea: 0
Composting toilets:
No
Group campsites:
0 (capacity ea: 0)
Picnic areas:
No
Camping capacity:
0
Refreshments:
No
Cooking grills:
No
Drinking water:
Yes
Walking trails:
No

On-island Circulation: None.

 
Natural History Overview
Vegetation
Subaquatic grasses and algae.

Wildlife
Survey in progress.

Geology
Rocky outcrops.

Water Features
None.

Views and Vistas
Boston Light; the Brewsters.
 
Structures
Buildings
  • None
Fortifications
  • None
Other Structures
  • None

Did You Know?

CCC Workers

The Civilian Conservation Corps planted ornamental trees and shrubbery throughout Boston Harbor Islands National Recreation Area during the 1930s. In particular, structures of Gallops Island are lined with privet hedges, mock orange, snowberry, forsythia and coniferous trees.