1 / 8

Keystone Species

Keystone Species. Keystone Species. Sea otters. Sea otters off the coast of California have historically been hunted for two reasons It’s beautiful fur. It was also killed by fishermen who thought they were eating too many of the fish they wanted to catch.

oliana
Télécharger la présentation

Keystone Species

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Keystone Species

  2. Keystone Species

  3. Sea otters • Sea otters off the coast of California have historically been hunted for two reasons • It’s beautiful fur. • It was also killed by fishermen who thought they were eating too many of the fish they wanted to catch. • The sea otters were hunted almost to extinction.

  4. So, why is that a problem?

  5. Keystone species • So, a keystone species is essentially a plant or animal that plays a such a critical role in the environment that the food web would collapse without it.

More Related