9/8 APES Chesapeake and Oysters

What is a watershed

Where water drains to, the etowah to the coosa to the alabama.

What is the biggest watershed

good ole mississip

What watershed is known as the great oyser bay

Chesakepeake Bay (the world turned upside down)

Two common ways to harvest oysters

TONGS and dredging

what threatened the oysters (still does)

MSX and Dermo

Oysters are not just a keystone species, they are _____

ecosystem engineers

spratt mispelled spatt

baby oysters that have latched onto shells

Bay has too much ______ and ______ causing pollution

Nitrogen and Phosphorus

The limiting nutrient in FRESHWATER is

Phosphorus

The limiting nutrient in SEAWATER is

Nitrogen

NATURAL Eutrophication

CULTURAL eutrophication

Algal Bloom

Increase in PHOSPHORUS or NITROGEN

+ALGAE
+ALGAE DEATHS

+BACTERIA (biological oxygen demand BOD to break down dead algae)

HYPOXIA

no oxygen and fish kill (SAD)