BIL 330 Study Guide - Midterm Guide: Steller Sea Lion, Prince William Sound, Commercial Fishing
Document Summary
Alaska: by what percentage has the population of steller sea lions at prince. They have declined by 80: make notes on the brief summary of possible causes of this decline given early on in the film. Some possible causes include: humpback whales beating sea lions on the race for food. Sea lions tangled up in our need to take fish. Are natural causes in the ocean creating the decline in sea lions. Herring and pollock: what happened in july 2000 to the commercial fisheries of pollock west of. The alaskan current which allows for sunlight and nutrition to enter. Pollock are bigger: in a feeding study at the marine science center at the vancouver. Sea lions were losing weight on the pollock due to the certain amount of calorie in-take which means that an increase of pollock is not good for the sea lions as they gain more weight on herring.
