aquatic biodiversity

__ are strong swimming consumers like fish, turtles, and whales

Which of the following is/are major threats to marine systems from human activities?

Which of the following are sources of the excess N & P in the Chesapeake?

Which are ecological services provided by marine ecosystems

Based on 17 different types of human activities, we've heavily affected ___ of world's oceans

Which of the following are reason(s) the Chesapeake Bay Program failed to meet it's goals?

Salinity is a key factor in determining where organisms are distributed.  What is salinity?

Which of the following are major threats to marine systems from human activities

Can't forget about these organisms; they break down organic compounds in dead organisms

Which is/are examples of nonpoint sources of pollution for the aquatic environment?

While the ocean is global, we recognize 4 main basins.  Which of the following is NOT a basin

Which are economic services provided by marine ecosystems

Which nutrients are part of the problem affecting the Chesapeake Bay?

___ are very small, weak-swimming & free-floating organisms

Which of the following are considered a marine life zone?

____ are bottom-dwellers.  Some are attached and sessile, some move about

___ is the cloudiness of water - sometimes natural sometimes from human disturbances

__ are keystone species in the Bay and filter/clean the water of excess nutrients

Which factor(s) is/are crucial in determining the number and types of organisms in ecosystems