Shared Flashcard Set

Details

Lecture 3
All
6
Biology
Undergraduate 4
05/05/2013

Additional Biology Flashcards

 


 

Cards

Term
What are the 5 primary anthropogenic stressors on the Snake River discussed in the Idaho Case Study?
Definition
  1. Irrigated agriculture
  2. Fish hatcheries
  3. Hydroelectric facilities
  4. Point sources
  5. Confined animal feeding operations
Term
What are the point source anthropogenic stressors on the Snake River?
Definition
Two municipal (city-run) sewage treatment plants
Term
How many hydroelectric dams exist on the snake river?
Definition
  • 16 total
  • 5 exisiting on mainstem
  • 7 proposed on mainstem
Term
What caused the deaths of many nearly extinct sturgeon in the Snake River?
Definition
  • High water temperatures
  • Low water levels
  • Low levels of dissolved oxygen in the water
Term
What dominates below hatcheries, but is nonexistent above them?
Definition
Potamopyrgus (snail)
Term
What are the 3 topics covered by the Idaho Snake River Case Study?
Definition
  1. Loss of anadromous (swim upstream from sea to spawn) fish
  2. Dams and their impacts
  3. Exotic/invasive species
Supporting users have an ad free experience!