Do guppies need a lid

Lids reduce evaporation by sealing over the top of the aquarium. Without a lid, you have to top off the water much more frequently, and the evaporation contributes to humidity in the room’s air. Dec 3, 2019 (source)
Summary: Pet guppies often jump out of their tanks. One such accident inspired a new study which reveals how guppies are able to jump so far, and suggests why they do it. If you’ve owned a pet guppy, you know they often jump out of their tanks. Apr 25, 2013 (source)
Guppies can survive just fine without an airstone, providing there is another source of water circulation and surface agitation in the aquarium. This circulation and agitation usually come from the aquarium filter, but can also be derived from a powerhead or aquarium circulation fan, blowing water around in the tank. (source)
During winter, you should insulate your tank and all filtration by wrapping them in blankets, towels or cardboard. 1 Don’t forget to cover the top of your tank, but make sure you do not cut off the oxygen supply. Feb 23, 2022 (source)
It is absolutely ok to keep aquarium completely open and uncovered, if you do not have a specific reason to cover it. There are many good reasons to cover an aquarium – like jumping fish, labyrinth fish that need warm and humid air above water, excessive evaporation and others. May 17, 2014 (source)
They recognize you – Guppies are smarter than most people give them credit for. They can recognize their owners, even though they have limited capabilities of showing it. They may see you sticking your hand in their aquarium as an opportunity to greet and interact with you. Jan 20, 2022 (source)
Guppies do not sleep like humans. When lights are turned off, the fish will stop swimming and becomes inactive. Guppies may choose to rest on the substrate at the bottom of your tank, on plant leaves, decoration or at the surface of the water. In resting mode, guppies might appear dead and discolored. Sep 23, 2021 (source)
Floating plants are a great addition to guppy aquariums and to fish tanks in general. They look good and can help remove nitrates from the water, making it cleaner. I highly recommend keeping floating plants, especially because most of them are easy to care for. Jan 9, 2022 (source)
Here’s what guppies need in their tank: Choosing Tank Size. Guppy fish reach an average size of 1.5-2 inches, yet they require relatively spacious aquariums, which can provide them with enough swimming place. … Water Filtration. … Water Heater. … Aquarium Lights. … Live Plants & Decoration. … Other Things You Need. … Conclusion. Jan 24, 2022 (source)
There’s a reason why nearly all fish aquarium guides recommend using an aquarium filter. While technically it is possible for guppies to survive without a filter, it’s best if you have a filter system installed in your aquarium. Jan 9, 2022 (source)
Guppies do not enjoy swimming in current and fast-moving water. They may try to swim upstream against the current if it’s slow-moving or calm, but they will usually retreat within a few feet of the water’s edge when faced with strong currents. Feb 5, 2022 (source)