begins at

 48°53.163’N

  123°19.250’W

 Cain Point 

then true north to

 48°53.259’N

  123°19.250’W

 Gossip Island 

then following the easterly shoreline of Gossip Island to

 48°53.671’N

  123°19.367’W

 Gossip Island 

then to

 48°53.950’N

  123°19.100’W

 in water   

then to

 48°52.300’N

  123°15.200’W

 in water 

then true south to

 48°51.550’N

  123°15.200’W

Mayne Island, near Edith Point 

then northwesterly following the Mayne Island shoreline to

 48°52.398’N

  123°17.487’W

Active Pass Light 

then to

 48°53.099’N

  123°18.362’W

Gossip Shoals Light and Bell Buoy U47 

then to

 48°52.778’N

  123°18.724’W

Rip Point