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Chesepeke Bay Watershed 2
Gasior
55
Science
7th Grade
10/07/2013

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Cards

Term
What is an SAV?
Definition
It is an Submerged Aquatic Vegetation
Term
Why are SAV's important?
Definition
They are important because
1) They provide a food source
2) Provide habitat
3) Help stabilize the bay from erosion
4) Provide oxeygen for plants and animals.
Term
Why are SAV's dissapearing?
Definition
To much sediment which makes too much algea which blocks of sunlight from reaching the plant life. Also toxic chemicals like (acid rain, Round up, etc.)
Term
What are Blue Crabs called when they are born?
Definition
Larvae
Term
What is a female crab called?
Definition
sook
Term
What is a male crab called?
Definition
jimmy
Term
How many eggs does a female crab carry?
Definition
2 million
Term
What is the fist stage of a Blue Crab?
Definition
zoea
Term
What are zoea considerd?
Definition
zooplankton
Term
What is the second stage of the Blue Crab?
Definition
Megalops
Term
How long to crabs live?
Definition
around 3 years
Term
How many legs do Blue Crabs have?
Definition
10
Term
What are Blue Crabs called when they are born?
Definition
Larvae
Term
What is a female crab called?
Definition
sook
Term
What is a male crab called?
Definition
jimmy
Term
How many eggs does a female crab carry?
Definition
2 million
Term
What is the fist stage of a Blue Crab?
Definition
zoea
Term
What are zoea considerd?
Definition
zooplankton
Term
What is the second stage of the Blue Crab?
Definition
Megalops
Term
How long to crabs live?
Definition
around 3 years
Term
How many legs do Blue Crabs have?
Definition
10
Term
Out of how many crabs what number is eatable?
Definition
1/4 are eatable
Term
What are the reasons the oyster populatipon is decreasing rapidly?
Definition
MSX,Dermo/Dieses, Overharvesting, Land Devoloping
Term
What are newborn oysters Called?
Definition
Spat
Term
How long do oysters have to be to get eaten?
Definition
Three inches
Term
What Gender are Most oyster

A) Male
B) Female
C) Both
Definition
C) Both
Term
How do oysters eat?
Definition
They eat by filtering water through their shells
Term
A few years ago how long did it take the oyster population to clear the bay?
Definition
A few Days
Term
In current day how long does it take oysters to clear the bay?
Definition
Three to Four years
Term
What is the description of Plankton?
Definition
Organisms that passivly drift with the current
Term
What are PhytoPlankton
Definition
Plankton that go through Photosynthesis
Term
What is the food web?
Definition
It is the fod chain of the water
Term
What are copepods
Definition
they are just a type of Zooplanktpon
Term
What are Zooplankton
Definition
Animals whose movement is controlled by the tidal wave
Term
WHat is a moratorium?
Definition
A place where you cant hunt fish
Term
What do the rockfish feed on?
Definition
Soft crabs, fish, and eels
Term
What is another name for a rockfish?
Definition
Striped Bass
Term
Where do the rockfish spend much of their lives?
Definition
Saltwater Ocean
Term
How do they begin there lives?
Definition
In shallow marshes and grass beds
Term
What is counter shading?
Definition
A form of camo where the fish uses the white on their stomach to blend in with the sky.
Term
How did the rockfish recovered?
Definition
1) Five year moritorium
2) Restored spawning grounds
Term
What is counter shading?
Definition
A form of camo where the fish uses the white on their stomach to blend in with the sky.
Term
How did the rockfish recovered?
Definition
1) Five year moritorium
2) Restored spawning grounds
Term
What does it eat?
Definition
Clams mussels fish and mollusks
Term
How big are they? Also which is bigger?
Definition
Up to nine inches and females are bigger than males
Term
How can you tell age
Definition
Can tell age by rings on shell
Term
How does the baby get its gender?
Definition
The tempeture afaacts offspring
Warmer=Female
Colder=Male
Term
Where do they live?
Definition
They are the only turtles to live in Brackish water.
Term
When did the teripan population desipate?
Definition
In the 18th and 19th centuray and were sent to kitchens and made soup.
Term
How do Manhaden eat?
Definition
They filter
Term
What do they eat?
Definition
PhytoPlankton
Term
What are their preadators?
Definition
Striped Bass, Osprey, Blue Fish, and Humans
Term
What do humans catch them and use them for?
Definition
Bait to catch bigger fish
Term
What is the comapny that catches and sells menhaden
Definition
Omega Protein
Term
What does Omega Protien use them for
Definition
For fish oil, fertalizer, etc.
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