It may look like just a rock, but West Grebe Islet is a cradle of biodiversity and a marker of changing civil rights in Vancouver West Grebe Islet is home to dozens of species of birds and marine mammals in Howe Sound, just off West Vancouver's Lighthouse Park. | District of West Vancouver 1 / 1 West Grebe Islet is home to dozens of species of birds and marine mammals in Howe Sound, just off West Vancouver's Lighthouse Park. | District of West Vancouver At a glance, it’s just a rugged rock jutting out of Howe Sound, about a third...