 The Allison Reefs lie in the entrance to the sound; Allison Cone (185m), which is nearby between Shelter Bay and Cape Caution, was named in association with Allison Harbour.It is now protected as part of Allison Harbour Marine Provincial Park.There is no connection to Alison Sound, which is an arm of Belize Inlet in the complex of inlets leading out of Seymour Inlet.