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Chesapeake Watershed 2
Ryan Evans
39
Science
7th Grade
10/07/2013

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Cards

Term
What does SAV stand for?
Definition
Submerged Aquatic Vegetation
Term
What are SAV important? (4 reasons)
Definition
Food source, provides habitat, protect bottom from erosion, provide oxygen
Term
Why are SAV disappearing?
Definition
Buried in sediment, algae blocks sunlight, toxic chemicals
Term
larva
Definition
it is a baby animal
Term
sooks
Definition
female crab
Term
jimmies
Definition
male crab
Term
molt
Definition
shed their skin
Term
zoea
Definition
small larval crabs
Term
megalops
Definition
2nd form of a crab before adult
Term
zooplankton
Definition
form of zoea
Term
how long do crabs live
Definition
3 years
Term
blue crabs have how many legs
Definition
10
Term
exoskeloton
Definition
outer skeleton
Term
legal to eat crab
Definition
adult
Term
plankton
Definition
organisms which passively drift with the current.
Term
phytoplankton
Definition
microscopic plants.
Term
zooplankton
Definition
animals whose moves by the tidal current.
Term
copepods
Definition
never grow to be bigger than a tip of a pencil
Term
food web
Definition
interconnected system
Term
spat
Definition
juvenille oysters
Term
oyster is how long
Definition
3 inches long
Term
Other name for striped bass
Definition
rockfish
Term
fishing moritorium
Definition
law saying can't catch fish
Term
what do rockfish eat
Definition
eels, soft crabs and fish
Term
where do rockfish live most of there lives
Definition
saltwater
Term
where do juvenille stripers live
Definition
live in shallow water and grass beds
Term
countershading
Definition
can't really see
Term
why has rockfish population recovered
Definition
5 year mortorium, resteration of spawning grounds
Term
What do menhaden eat?
Definition
they are filter feeders.
Term
What do they eat? (menhaden)
Definition
phytoplankton (algae)
Term
What are menhadens predators?
Definition
bluefish, drum, trout, rockfish
Term
What do humans use menhaden for?
Definition
crab bait, fish bait, chum
Term
what is omega protein and what do they do?
Definition
sell to crabbers company that process menhaden
Term
feeds on clams, mussels and fish
Definition
diamondback terrapain
Term
only turtle that lives in brackish water
Definition
diamondback terrapain
Term
diamondback terrapains how big are the turtles which one is bigger male or female
Definition
females are13 inches and the male is 9 inches so female is bigger than the male.
Term
tell age by rings on the shell
Definition
diamondback terrapain
Term
warmer the temperture the diamondback terrapains
Definition
have more females when they mate
Term
population years ago low because
Definition
turtle soup
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