The island is encompassed by the Lax Kul Nii Luutiksm/Bonilla Conservancy which was established in 2006.
In 1912, plans to build a light beacon were made, and it was constructed in 1927.
Due to increases in marine traffic, a lighthouse, three dwellings, and a fog horn were built in 1957.
[2] The Bonilla Island light is one of 27 staffed lighthouses, part of the British Columbia Shore Station Oceanographic Program, collecting coastal water temperature and salinity measurements for the Department of Fisheries and Oceans since 1960.
[3] Bonilla Island has a rainy and mild Oceanic climate (Köppen: Cfb; Trewartha: Dolk).