This PowerPoint presentation includes many activities that have to do with teaching biodiversity. This can be used for grades 1-9 and Special Education students. This Unit includes various links of the sea, biodiversity, where water comes from, predator vs. prey. it also has a finding nemo activity in which students must identify which animals are predators and which are prey with worksheets include. Students understand the ecosystem of the sea through different diagrams. There is a coloring page attached at the end as a reward.