April 19, 2021 — The following was released by NOAA Fisheries:
NOAA Fisheries announces the extension of a Slow Zone set to expire east of Boston, MA. On April 17, 2021, residents of Nahant, MA observed (and photographed) the presence of right whales east of Boston, MA. This Slow Zone is in effect through May 2, 2021.
Mariners are requested to route around this or transit through it at 10 knots or less.
Slow Zone Coordinates:
East of Boston, MA, April 8 – May 2, 2021 *Extended*
42 39 N
41 54 N
070 08 W
071 06 W
See the coordinates for all the slow zones currently in effect.
Active Seasonal Management Areas
Mandatory speed restrictions of 10 knots or less (50 CFR 224.105) are in effect in the following areas:
Cape Cod Bay, January 1 – May 15
Off Race Point, March 1 – April 30
Great South Channel, April 1 – July 31
November 1 – April 30
Block Island Sound
Ports of New York/New Jersey
Entrance to the Delaware Bay
(Ports of Philadelphia and Wilmington)
Entrance to the Chesapeake Bay
(Ports of Hampton Roads and Baltimore)
Ports of Morehead City and Beaufort, NC
Within a continuous area 20-nm from shore between Wilmington, North Carolina, to Brunswick, Georgia.
Find out more and get the coordinates for each mandatory slow speed zone.