Freshwater and coastal ecosystems

what is eutrophhication?

organisms inhabiting the seafloor

• benthos

• nektons

• planktons

• thyzoids

organism that move with the current (drifters)

• benthos

• nektons

• planktons

• thyzoids

organism that swim on their own

• benthos

• nektons

• planktons

• thyzoids

special hair in plants for attaching to surface

(a)  

debris of dead organisms at the bottom of water ecosystems

(a)  

main difference between lakes and ponds

• where it's found

• salinity

• size

• temperature

draw the zones of a lake

ecosystem in which the most harbors are built in

• swamps

• ponds

• estuariries

• coral reefs

• mangroves

estuaries are where _______ and ______ water mix.