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Ch. Bay Watershed #2
Keenan
44
Science
7th Grade
10/07/2013

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Cards

Term
What does SAV stand for?
Definition
Submerged-Aquatic-Vegitation
Term
Why are SAV important?
Definition
The give food!
Shelter!
Stabalize Bay floor
And provide O2!
Term
Wwhy are the SAV disapeering
Definition
Toxic Chemicles kil them!
Sediment makes erosion
And ther eis too much algea!!!
Term
What do blue crabs begin as?
Definition
Blue crabs begin as larvea.
Term
What are females called?
Definition
Female crabs are called "sooks"
Term
What are males called?
Definition
Male crabs are called "jimmies"
Term
What are Phytoplankton?
Definition
They are like plant plankton
Term
What are Zooplankton
Definition
They are like animal plankton
Term
What are copeopods
Definition
Copeopods are a type of plankton
Term
What is a food-web
Definition
The food-web is like the food chain.
Term
What are zoea?
Definition
Zoea are at the mercy of the current and are considered Zooplankton
Term
What is a megalopa?
Definition
A megalopa is a grown up zoea, that eventually grows into a crab!
Term
How many eggs does each female crab carries.
Definition
A female crab carries around 2 million fertilized eggs
Term
What is a spat?
Definition
A spat is is when a juvinial oyster attaches to a hard surface.
Term
What do oysters eat?
Definition
Oysters eat by sucking water into thrir shells that have zooplankton
Term
What is very unique about oysters?
Definition
Something that is VERY unique about oysters is the fact that they can change GENDER!
Term
Whats another aname for a Striped Bass?
Definition
Rockfish.
Term
What a Moritoriom
Definition
A Moritoriom is a BAN of fishing or hunting.
Term
What do Rockfish eat?
Definition
They eat Worms, insect larvae and smaller fish.
Term
Where do Striped Bass live for most of their lives?
Definition
In salt water.
Term
Where do juvinile rockfish begin?
Definition
Large grass beds.
Term
What kind of camoflauge do Rockfish use?
Definition
They use a two part system that alows them to blend in with their surroundings.
Term
Why has the Rockfish population come back?
Definition
There are 2 reasons:
1. 5 year Moratorium
2. Spawning grouds protect rockfish
Term
What do menhaden eat?
Definition
Menhaden eat phytoplankton
Term
How do they eat?
Definition
Menhanden suck their prey like vaccumes
Term
What are menhaden preditors.
Definition
Striped bass, and bluefish
Term
How do humas use them?
Definition
Humans use them to make lipstick dog-food paint etc
Term
What is Organic Protien and what does it do?
Definition
Organic protien is a company that catches menhaden and sells them.
Term
What is unique about thw Diamond Back TUrtle?
Definition
It is the ONLY turtle in the world that can be found in brackish water
Term
What does the Duamond Back Turtle Eat?
Definition
Musselsm calms, and fish
Term
What is uniqeu about the female?
Definition
The female is larger than the male
Term
How does the temaptrue help?
Definition
Warmer tempature->more eggs hatch as females
Term
How can you tell the age of a turtel?
Definition
By the rings on the shells.
Term
What has happened with the population?
Definition
The population has decimated years ago because they were used in soup
Term
Wwhat does molt mean?
Definition
To shed
Term
How many legs does a crab have?
Definition
10
Term
What does Jimmie mean?
Definition
Male crab
Term
What does Sook mean?
Definition
Female crab
Term
How many years does a crab live for?
Definition
3-4 years
Term
What is the legal crab size?
Definition
3 inches
Term
What is Omega Protein?
Definition
A company that catches and processes menhaden
Term
How many crabs get caught?
Definition
3/4 from past years
Term
What are plankton?
Definition
Plankton are organisms that flow with the drift
Term
What % of crabs from historic times are still alive?
Definition
1%
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