Where do the fish at the New England Aquarium in Boston come from? They're not plucked from the ocean.

Have you ever wondered where all the fish in the New England Aquarium​ come from? The answer is just down the road in Quincy.
Phys.org

As oceans warm, tropical fish are moving south. New friendships may be helping them survive

Australia's tropical fish are heading south into cooler waters. These fish are not just visiting. They are settling into the milder "temperate" reefs that used to be too cold for them. As they do, ...