The three types of symbiosis are... Mutualism: A relationship in which both species benefit. Commensalism: A relationship in which one species benefits and the other speci â¦ es is neither helped nor harmed.
Definition of goldfish. : a small usually golden-orange Asian cyprinid fish (Carassius auratus) often kept as an aquarium and pond fish.
Baby goldfish, called fry, go through several phases of development before they look like adult fish. Each phase requires different foods and different types of care. Goldfish take about a year to reach maturity, though they may change somewhat after that.