ABCs of HABs

What makes up the base of the Bay's foodchain?

• fish

• algae

• oxygen

• oysters

What gas do algae make/release?

• nitrogen

• oxygen

• helium

• carbon dioxide

What is it called when algae populations explode due to unusually high numbers?

• carbon dioxide

• harmful algal blooms (HABs)

• horrible anti-blooms (HABs)

• hypoxia

Which is NOT an effect of harmful algal blooms?

• produce smelly surface scum

• consume dissolved oxygen when algae die and decompose

• improve water quality

• block sunlight that is vital for underwater bay grasses

True or False? HABs can produce harmful chemicals that are toxic to humans.

• True

• False

What two excess nutrients cause HABs? Select TWO answers.

• oxygen

• nitrogen

• carbon dioxide

• phosphorus

True or False? There are not enough nutrients flowing into the Bay.

• True

• False

Bacteria are depleting the Bay of what gas? (Hint: this is called hypoxia!)

• oxygen

• nitrogen

• helium

• carbon dioxide

Which is NOT a way to help the Bay watershed?

• driving less

• picking up pet waste

• reducing the use of lawn fertilizers

• increasing the use of lawn fertilizers

True or False? The Bay Program actively monitors the region's waterways for HABs.

• True

• False