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  2. Aquarium heater - Wikipedia

    en.wikipedia.org/wiki/Aquarium_heater

    A typical glass-tube immersion style aquarium heater. An aquarium heater is a device used in the fishkeeping hobby to warm the temperature of water in aquariums. [1] Most tropical freshwater and marine aquariums are maintained at temperatures that range from 22 to 30 °C (72 to 86 °F).

  3. 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.

  4. 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.

  5. Water heating - Wikipedia

    en.wikipedia.org/wiki/Water_heating

    Tank thermostats are not a reliable guide to the internal temperature of the tank. Gas-fired water tanks may have no temperature calibration shown. An electric thermostat shows the temperature at the elevation of the thermostat, but water lower in the tank can be considerably cooler. An outlet thermometer is a better indication of water ...

  6. Who made the list? Timberline Landscaping’s 2024 ... - AOL

    www.aol.com/made-list-timberline-landscaping...

    Back for 2024, is Timberline Landscaping’s Annual “Christmas Lights Guide,” which showcases over 100 decorated businesses and homes around Colorado Springs. This marks the 12th year of the ...

  7. Marine aquarium - Wikipedia

    en.wikipedia.org/wiki/Marine_aquarium

    Marine aquarium temperatures should mimic the natural environment of the inhabitants and are most commonly maintained at 23 to 28 °C (73 to 82 °F). In regions where the ambient temperature is less than the desired temperature of the aquarium this generally necessitates the use of an aquarium heater.

  8. Coldwater fish - Wikipedia

    en.wikipedia.org/wiki/Coldwater_fish

    Japanese koi carp are coldwater fish. The term coldwater fish can have different meanings in different contexts.. In the context of fishkeeping, it refers to ornamental fish species that tolerate the temperatures of a typical indoor aquarium well and do not require a heater to remain active, as opposed to tropical fish whom need a heater to survive in the room temperatures of temperate climates;

  9. List of freshwater aquarium fish species - Wikipedia

    en.wikipedia.org/wiki/List_of_freshwater...

    Temperature range pH range Water Hardness Three-striped African catfish: Pareutropius buffei: 11.5 cm (4.5 in) Giraffe catfish: Auchenoglanis occidentalis: 70 cm (28 in) Electric catfish: Malapterurus electricus: 122 cm (48 in) Eel catfish: Channallabes apus: 33 cm (13 in) Black lancer catfish: Bagrichthys macracanthus: 25 cm (9.8 in) Harlequin ...