When we swim in the ocean, we enter another animal's home. Here's how to keep us all safe

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Every summer, many Australians head to the ocean to swim, surf, sail, kayak, and walk along the beach.

But humans are not alone when we use the ocean. Fish, seals, dolphins, sharks, jellyfish, turtles, stingrays, cuttlefish, and birds often swim alongside us. When we enter the ocean we become part of an entangled web of animal relationships.