The quick and direct answer to the question above is yes. Fish are not much different than any other living thing in this respect. We all need protection from the weather conditions and we feel safest when we have objects nearby to use as protection. Fish Hiding is a natural thing, instinctually seeking out cover for food and resting.
Predators come in all shapes and sizes and the fish have to watch out for many. Birds, mammals, reptiles and humans, all seek out fish at one time or another for food. Because of this never changing fact, pond and lake owners are given the task of making sure their fish have what they need. When looking at different types of fish hiding spots, more variety of fish habitat is best. Plants, wood, brush, rock and artificial fish habitat, can all work together to provide the fish what they need.
Fish in ponds, especially small fish in ponds, need tight, dense habitat, creating hiding spots big fish can't get in to. All pond fish and certainly outdoor pond fish need to be able to get out of the direct sun at times too. The types of fish in a pond can vary a great deal, depending on the location, water type and conditions. Pond fish are unique, sometimes adapting to smaller areas very well. Different types offish need different types of hiding spots.
Small ponds can hold small fish and larger fish, when the pond owners intend to balance the species of fish. Fathead minnows are often used for starting the food chain in a new pond. Bass, brim , panfish and catfish are often stocked to enjoy fishing and to eat a few. Prey fish and mega fish both can be considered bush fish, they all like dense cover.
The safe haven for fish has multiple escape routes. It could come in the form of root wads, fishing docks a fish barrel or simply PVC structures. The fish will use what you give them, so concentrate on designs that work. Sometimes called pond fish shelter, these fish houses can be grouped to forma fish city as well. More is always better here.
Pond fish shelter comes in unlimited forms. Tree stump cover, fish cubes, big barrels and root wads to name a few. You can install fish trees, fish beds, bed stakes and fish towers, variety is the best option. Protective bunkers can also keep your fish safe. Fish hides are needed to create a balanced aquatic eco system.