Which condition in the ocean is most responsible for an increase of fish at the surface?

This is what i found on google“ the monomers combine with each other via covalent bonds to form larger molecules known as polymers. in doing so, monomers release water molecules as byproducts. this type of reaction is known as dehydration synthesis, which means “to put together while losing water. in the process, a water molecule is formed.” i hope this you

1. protection 2. homeostasis 3. storage4.blood formation5.bone marrow 6.movement