Published Documents – Available for Download

Glass Sponge Reef Protection Falters – Will Reefs Survive?

By Sheila Byers


2021 Downloads:

Balloons – Celebration or Devastation by Tori Preddy Aug 2021

Sharks in Vancouver Harbour by Glen Dennison

TheUrbanShark by Chris Harvey-Clark and Glen Dennison


2020 Downloads:

Canadian Field-Naturalist:


Climate Change Threatens Glass Sponge Reefs in Pacific Northwest – Vancouver Sun Article

Stakeholder Intro Letter – Howe Sound Sponge Reefs Sep 2017 (FINAL)

Brigade Reef Rockfish Survey Report 2018 Glen Dennison

Brigade Reef RCA Project Outline – Fiona Beaty

Glass Sponge Aggregations in Howe Sound – DFO

Howe Sound Glass Sponge Reef Identification – Lora McAuley

Video Drop-camera for Surveying Sensitive Benthic Habitats – Lena Clayton & Glen Dennison

The Deep Sea Cities of Glass and the Marine Life Sanctuaries Society – Sheila Byers (Nature Vancouver.ca)