Freshwater lakes and ponds are ... You have to introduce it, and that's where a lot of goldfish owners slip up because you can't just buy a fish the same day you get your tank.

Though goldfish often suffer from premature deaths due to unhealthy or improper tank conditions, they are actually one of the ...

This genetic condition is more common in freshwater aquarium fish species, such as goldfish. Fish with polycystic kidney ...

The fish, he explained, was a hybrid of a leather carp and a koi carp and after a 25-minute battle, it was all over. The goldfish that had been a white whale to many was in Mr Hackett's net.

INVESTIGATIONS of the diets of the Finnish Lapps 1,2 have revealed that fish is the second important source of radiocaesium for several Lapp groups. Unexpectedly, high radiocaesium values ...

NEW YORK (AP) — An urban pond where goldfish used to swim beneath a leaky ... from the hydrant had provided a constant source of fresh water, so a filter system wasn’t really needed, he ...