Trudy Chatwin’s Master’s theses from Royal Roads University. ABSTRACT: In order to set guidelines that promote responsible wildlife viewing, I quantified the effects of boat-based disturbance to seabirds off Vancouver Island. Field trials recorded the approach distance at which roosting and nesting birds responded to either a motor boat or a kayak. Probability of agitation
See PDF BC PARKS canoe islands COMPOSITION Physical: The reserve 400m from the Valdes Island shoreline. These are composed of glacially smoothed sedimentary rocks of the Nanaimo Group, and lie at the eastern edge of Georgia Strait. Subtidally, strongly sloping bedrock substrates of irregular relief are interrupted by narrow sand-shell terraces. The channel between Canoe
Breeding Populations of Double-Crested Cormorants and Pelagic Cormorants were surveyed in the Strait of Georgia, BC in 1983. Double-crested Cormorant numbers have increased 2.4 fold and Pelagic Cormorant numbers 1.1 fold since 1975 PDF: canoe_islets_cormorant_article By Kees Vermeer and Leo Rankin Click on the introduction to the article below:
Thomas Ovanin writes about the 2 ecological reserves in the Islands trust area in the magazine “The Islands” PDF FILE:bc_double_crested_cormorants