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.
Goldfish are exothermic, like all fish. Their body temperature is determined by the temperature of the water. This means that goldfish are at the mercy of the water temperature to regulate critical body functions. Simple functions such as locomotion are affected by water temperature.Goldfish in cool ponds move more slowly than goldfish in very warm ponds.n situations such as purchasing a goldfish in a store at seventy degrees, to place it in a pond outdoors, with a temperature of forty, it may take days or weeks of careful preparation to avoid a high chance of death. If the water is too cold, there are various heaters and thermostats available for aquariums.