Danielle's Place of Crafts -
http://www.daniellesplace.com/html/under_the_sea.html#  10 craft ideas, plus links to other craft sites

DLTK's Ocean Crafts - http://www.dltk-kids.com/animals/ocean.html Nothing "wow" but some basics here.

Enchanted Learning - http://www.enchantedlearning.com/crafts/ocean/ Several craft ideas

KinderKorner – Under the Sea - http://www.kinderkorner.com/underthesea.html  Great art ideas! Quilt, research ideas, books…

Ocean Art Activities - http://www.angelfire.com/la/kinderthemes/oarts.html Nice variety

Richland One Interactive - http://www.richlandone.org/teachers/connections/grade3/clay_ocean.htm  Clay Ocean Sculptures lesson

Sea Project - http://www.thesea.ecsd.net Incredible projects - go to class activities

See-Through Fish Art Idea - http://www.lessonplanspage.com/ArtScienceFish.htm