Marine sand usually has salt and additives in it for salt water aquariums so it is not a good idea. There are freshwater sands that would work much better and there would be no question of suitability.
Yes most of them live in marine water
you need to live somewhere around water, because after all marine means water.
with water
nothing they have to live by themselves
no
in a bowl
Marine means sea or ocean -- salt water. Antarctica is a continent. No marine animals live on any continent.
Land Crabs live on land and Marine crabs live in water.
under water
animals that live in the water
Da
bettas are fresh water fish so they do not live in the ocean. they live in rice feilds. what they eat are insects that land on the water. dont feed them wild insects as food when they are in captivity, they can carry infections. i would buy specialy breed insects or procesed food made specificaly for bettas