marine
Tags: [Whales, Orcas, Killer Whales, Echolocation, Body size, marine, animals]  ...
Tags: [marine, animals, plastic, bioaccumulation, pollution]  ...
Tags: [Estuary, density, water, marine]  ...
Tags: [marine, animals, sea otter, endangered species, species at risk, kelp forest, keystone species]  ...
Tags: [ecosystem, food chain, echolocation, orca, ocean, stream, marine, salmon, stewardship, coastal, animals, green, grade 4, grade 7, fish]  ...
The connection between terrestrial mammals (humans) and open water marine mammals (Orcas) is investigated by comparing traits. Introduction Orcas (also known as killer whales) live mostly in deep ...
Students learn about the diffusion of pesticides, plastics, and pollution into marine ecosystems. Introduction About 70 per cent of the surface of the earth is covered with water, including five ...
... for food. Some examples include: river otters, seal, bears, wolves, ravens, gulls, eagles and people. Objectives Students will be able to: List a variety of organisms which live in the marine ...
Explore density through investigating properties of water in an estuary. Introduction Saltwater is more dense (heavier), than freshwater because of the salt it contains. When river water pours out ...
... in kelp forests. They wrap kelp around themselves when they sleep, like fastening a seatbelt. Even though sea otters live their whole lives in cold Pacific waters, they don't get cold. Other marine mammals ...
... such as hydrocarbons, which are present in oil and gasoline. Oil spills in the ocean have a severely negative effect on marine life, especially seabirds and filter-feeders. Seabirds, such as seagulls ...
... diverse, complex webs of marine life which humans are directly and indirectly connected to. This resource investigates several ecosystems that interact within the ocean, and the impact of human activities ...