here is one for Ron the PS brush expert

father1776

PS brushes to add under sea stuff

Barnicles

rusticals

coral reef growth and critters

school fish

kelp forest

devineydesigns LLC.

thanks for your idea,very helpful to get feedback

BradCarsten

Might I add to this: I would pay good money for an over the shoulder video of you using your brushes to create some of those fantastic promo images. 

Xenomorphine

Those brushes would be very useful to have.