The bay measures approximately 50 km (27 nmi) in width at its widest point between Bathurst and New Carlisle.
Canadian Hydrographic Service chart number 4486 is the bathymetric navigational data repository for the area.
The warm ocean currents emitting from the larger Gulf of Saint Lawrence result in some of the warmest saltwater on the Atlantic coast north of Virginia.
This means that in the middle of this section, off Nepisiguit Bay, there is a zone that is particularly windy and subject to high seas if the wind is from the Northwest or the Northeast.
In 1832, the whole of the families amounting to 500 persons, were obliged [in the Scottish Highland Clearances] to leave the island, but were furnished with the means of reaching New Brunswick.
The eastern end of Chaleur Bay was the site of the Royal Canadian Navy's Operation Pointe Maisonnette in September 1943, during the Battle of the St.
[9] Chaleur Bay is home to a variety of marine life including numerous species of ground fish and shellfish such as lobster and scallops.
[10][11][12][13] Chaleur Bay is mentioned in John Greenleaf Whittier's poem, "Skipper Ireson's Ride.