Links in this category of editors choices cover some of these topics:
fisheries, aquaculture, freshwater, marine, sustainable commercial

• Environment Australia - Coasts and Oceans [aus]
• Commonwealth Scientific and Industrial Research Organisation (CSIRO) [aus]
• Native Fish Australia [aus]
• Cooperative Research Centre for Freshwater Ecology (CRCFE) [aus]
• Greenpeace Australia [aus]
• Greenpeace New Zealand [nz]
• New South Wales Fisheries [nsw]
• Fisheries Western Australia [wa]
• Great Barrier Reef Marine Park Authority (GBRMPA) [qld]
• Australian Fisheries Management Authority (AMFA) [aus]
• Australian Society For Fish Biology (ASFB) [aus]
• Australia New Guinea Fishes Association (ANGFA) [aus, png]
  • native freshwater fish species, conservation, study, keeping, propagation
• The Australian Aquaculture Centre [aus]
• National Institute of Water and Atmospheric Research (NIWA) [nz]
• Agriculture, Fisheries, and Forestry - Australia (AFFA) [aus]

Region codes [aus, nz, ant, ...] indicate the state or country that each site is relevant to.