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  2. Pond loach - Wikipedia

    en.wikipedia.org/wiki/Pond_loach

    The pond loach is an exceptionally peaceful, hardy species, capable of withstanding unheated aquariums, and preferring to live in outdoor ponds. Not being a tropical species by nature, water temperatures above 70 °F to 75 °F (21.11 °C to 23.89 °C) are not recommended for, and can cause respiratory issues, fatigue, and even death, in pond ...

  3. Common goldfish - Wikipedia

    en.wikipedia.org/wiki/Common_goldfish

    Common goldfish in a pond Common goldfish in aquarium. It is a common practice to keep common goldfish in a small bowl, but this allows waste in the water to build up to toxic levels and does not provide enough oxygen. For each small/young goldfish, there should be a minimum of 10 US liquid gallons (38 liters; 8.3 imperial gallons) of water. [3]

  4. Coldwater fish - Wikipedia

    en.wikipedia.org/wiki/Coldwater_fish

    Cool-water species, such as smallmouth bass and walleye, can tolerate a wide range of temperatures, but tend to be most abundant in cooler rivers or deeper parts of ponds and lakes, where the temperature is slightly lower than room temperatures. Cold-water species, such as salmonids (e.g. salmon, trout, char, graylings, freshwater whitefishes ...

  5. Goldfish - Wikipedia

    en.wikipedia.org/wiki/Goldfish

    In comparison to other common aquarium fish, goldfish have high oxygen needs and produce a large amount of waste due to the fact they lack a stomach; [57] therefore they require a substantial volume of well-filtered water to thrive. In addition, all goldfish varieties have the potential to reach 5 inches (130 mm) in total length, with single ...

  6. Freshwater fish - Wikipedia

    en.wikipedia.org/wiki/Freshwater_fish

    The water temperature affects the amount of oxygen available as cold water contains more oxygen than warm water. [4] Coldwater fish species survive in the coldest temperatures, preferring a water temperature of 50 to 60 °F (10–16 °C). [5] In North America, air temperatures that result in sufficiently cold water temperatures are found in the ...

  7. Bed-Stuy Aquarium - Wikipedia

    en.wikipedia.org/wiki/Bed-Stuy_Aquarium

    The Bed-Stuy Aquarium (also known as the Hancock Street Bed-Stuy Aquarium) is a makeshift goldfish pond located on a sidewalk in the Bedford-Stuyvesant, Brooklyn neighborhood of New York City. The pond, originally formed by a puddle from a leaky fire hydrant , garnered attention from locals and the press beginning at the time of its creation in ...

  8. Fishkeeping - Wikipedia

    en.wikipedia.org/wiki/Fishkeeping

    An aquascaped freshwater aquarium. Fishkeeping is a popular hobby, practiced by aquarists, concerned with keeping fish in a home aquarium or garden pond.It is a practice that encompasses the art of maintaining one's own aquatic ecosystem, featuring a lot of variety with various water systems, all of which have their own unique features and requirements.

  9. Freshwater aquarium - Wikipedia

    en.wikipedia.org/wiki/Freshwater_aquarium

    For a tropical fish tank, maintaining a warm environmental temperature ranging between 75 and 86 °F (24 to 30 °C) enables different tropical fish to thrive at different temperatures. [2] Aquarium substrate usually consists of sand or gravel. Aquarium substrate is important for the fish's health and replicating their natural environment.