|Australian Marine Wildlife Research & Rescue Organisation
|Port Adelaide, attends to sick or injured marine life state-wide
|Conservation Council of SA Inc.
|South Australia’s peak body for the environment. MLSSA is a financial member.
|Clean Bight Alliance Australia
|Concerned about the risks associated with oil and gas exploration in the Great Australian Bight
|Eco-Action Kangaroo Island
|Fleurieu Marine Life Inc.
|Victor Harbor, Encounter Bay
|Fox Shark Research Foundation
|Foundation created by Rodney Fox Shark Expeditions. Aims to inspire the appreciation and understanding of great white sharks through research and education.
|Friends of Gulf St. Vincent
|Aims to foster a unified community approach to the protection and wise use of Gulf St. Vincent.
|Friends of Rapid Bay Jetty
|Dedicated to the conservation of one of SA’s premier dive sites, the former BHP jetty at Rapid Bay, Fleurieu Peninsula, Gulf St. Vincent.
|Head of Bight Visitors Centre
|Whale watching and information centre at the Nullarbor cliffs, Great Australian Bight.
|Kangaroo Island Dolphin Watch
|Organisation dedicated to cetacean monitoring and conservation. Current financial member of MLSSA. Kangaroo Island, Victor Harbor, Investigator Strait & Backstairs Passage, Southern Ocean
|Marine Discovery Centre
|Star of the Sea School, Henley Beach
|Nature Education Centre
|Oil Free Seas – Kangaroo Island
|Facebook group opposing oil and gas exploration and development off Kangaroo Island.
|Port Vincent Reef Watch
|Yorke Peninsula, Spencer Gulf
|Statewide conductors of volunteer reef surveys, both sub-tidal and intertidal. Always seeking divers, snorkelers and beach-combers to participate.
|Scuba Divers Federation of SA
|Organisation representing the interests of scuba divers in SA. MLSSA is a financial member.
|Sea Shepherd (Adelaide)
| Adelaide chapter of this international marine conservation organisation.
|South Australian Whale Centre
|Victor Harbor, Encounter Bay, Southern Ocean
|St Kilda Mangrove Trail & Interpretive Centre
|St. Kilda, Gulf St. Vincent
|WDC (Whale & Dolphin Conservation)
|Australasian branch of established cetacean conservation organisation. Based in Port Adelaide.
|Wilderness Society (South Australia) Inc., The
|State branch of an established, national environmental organisation.