33 CFR 110.84: Black Rock Channel opposite foot of Porter Avenue, Buffalo, N.Y.

An area extending northwesterly between Black Rock Channel and Bird Island Pier opposite the foot of Porter Avenue, bounded as follows: Beginning at Triangulation Marker “N-5” on Bird Island Pier; thence southeasterly along the pier a distance of approximately 745 feet; thence 60°52′ true, approximately 300 feet to a point 50 feet westerly of the westerly limit of Black Rock Channel; thence northwesterly along an arc of a circle parallel to and 50 feet westerly of the westerly limit of the channel to a point approximately 360 feet southerly of Bird Island Pier Light No. 17; thence 276°20′ true, approximately 135 feet to Bird Island Pier; thence southwesterly and southerly along the pier a distance of approximately 1,355 feet to the point of beginning.