https://www.about-goldfish.com/fish-in-goldfish-pond-year-round.html

Can my goldfish be left in my pond year round, I live in Alberta Canada? ... Goldfish are warm water fish, and their optimal temperature range is above 55oF  ...

http://www.aquaticcommunity.com/pondfish/goldfishpond.php

Goldfish are natives of freshwater ponds or other slow moving water bodies. They need a pH between 6.0-8.0. The ideal temperature range for the Goldfish pond ...

https://puregoldfish.com/temperature/

Mar 13, 2019 ... Want to know the best temperature to keep the water in your goldfish tank or pond? A complete guide to temperature for both fancy and ...

https://extension.illinois.edu/gardenerscorner/issue_06/winter_04_10.cfm

It's easy to avoid winter kill in your garden fish pond by simply keeping a ... “ Winter temperatures can remain very cold for many months in northern climates.

https://pondinformer.com/pond-water-temperature-guide/

Jul 25, 2018 ... A guide to pond water temperature, the best pond thermometers, and how to ... For example, goldfish operate best when water temperatures are between ... Koi have a greater temperature comfort range of 59-77° Fahrenheit ...

https://animals.mom.me/care-goldfish-pond-during-winter-months-4409.html

Goldfish survive below-freezing temperatures by going into hibernation, but only if they receive plenty of oxygen. Keeping ice off part of your pond is crucial.

https://howtotakecareofgoldfish.com/whats-perfect-temperature-goldfish-water/

So what's the best water temperature for goldfish, and in what circumstances might you need to adjust the set temperature? Goldfish water optimal range is 23 to ...

http://shellfish.ifas.ufl.edu/wp-content/uploads/Handout-2_SRAC_koi-and-goldfish.pdf

... and goldfish used as ornamental fish in ponds and ... the koi and goldfish varieties we recognize today ... temperature range is about 65 to. 75 °F (18 to 24 °C), ...

https://www.aqueon.com/information/care-sheets/goldfish

One of the most common fish in the aquarium hobby, goldfish belong to the Family ... lakes, ponds, reservoirs and virtually every freshwater habitat on the planet ... The optimum temperature for fancy goldfish is 68° to 74° F, while comets and ...

https://pets.thenest.com/would-happen-put-goldfish-cold-water-4112.html

When temperatures drop below 50 to 55 degrees, they begin hibernating by hovering at the bottom of the pond. Goldfish do not eat during hibernation.