Andros is the largest island in the Bahamas. It is where the world's third largest barrier reef is located. Andros is known as the bonefishing capital of the world. There are many blue holes in Andros, both inland and undersea.
Noun. 1. deposition-the natural process of laying down a deposit of something. deposit. accretion, accumulation-an increase by natural growth or addition.
Substrate. Definition. noun, plural: substrates. (geology). A substratum or an underlying stratum. (chemistry). The substance acted upon by an enzyme. (biology). The earthy material in which an organism lives, or the surface or medium on which an organism grows or is attached. (marine biology). The material (e.g. dirt, rocks, sand, gravel) in the bottom of a marine habitat, or one that forms the bed of a stream (or of an aquarium); the source of food for some microorganisms. Supplement. Word origin: L. Stratum = layer.