Well it depends on size and aggression.Koi eat crayfish and crayfish eat Koi .Just like mongoose(weasels) and snakes are complete enemies but are very evenly matched.If your feeding a live crayfish to a Koi make sure to rubber band it's claws.I currently trying to do the impossible by making them live together without killing each other.
Yes snails can live in a fish tank, and they can breed.
Turtles are scavengers and will readily take a bite out of a slow moving Koi trapped in a pond or other confinement.
snails eat veggies
There are beneficial snails and problem snails. Good snails would be welcomed in a pond setting as they would help control algae growth. Problematic snails over populate their habitats.
Nope they sometimes eat there eggs
Apple Snails will eat other snails if you don't feed them. If you feed them, then they are alright.
Jews who eat kosher will not eat snails since snails are not kosher. However, not all Jews eat according to the laws of kashrut, so some Jews do eat snails.
yes they will
Yes. Snails can eat about the same things that people eat.
Turtles and koi will eat water lilies. Dogs and raccoons will break the pots that water lilies grow in and cause damage. Aphids and snails also cause damage to water lilies.
Different types of snails eat different things. Many snails eat algae or plant material. However there are a great number of predatory snails that eat fish, insects, and other animals. Most land snails eat plants, but snails that live in the ocean have a wide variety of diets.
Snails do indeed eat chrysanthemums. But you can hand pick the snails off the flowers. Then drop the snails in a bucket of soapy water.