3D Printing Design Assistance Needed for Coral Restoration Project

I would like to design 3-5 different structures for a clay based 3D printer that will be used to conduct coral restoration projects in the Caribbean funded by tourists. Designs need to be ready by early February and I would like to pay up to 10 hours for this project. There will need to be 1-2 hours of consulting between ourselves for me to give ample details on what is needed for both the corals, the marine ecosystem