Because my fancy goldfish were recently moved from a tub to an actual aquarium, I switched from a pond filter to regular aquarium filtration in the form of an Eheim Classic 250 canister (also known as the Eheim Classic 2213). The Eheim Classic is…
Because my fancy goldfish were recently moved from a tub to an actual aquarium, I switched from a pond filter to regular aquarium filtration in the form of an Eheim Classic 250 canister (also known as the Eheim Classic 2213). The Eheim Classic is…
