Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs...

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Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish have clear blood.

Transcript of Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs...

Page 1: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Did you know?A female crab is called a Jenny. A male crab is called a Buck.

Did you know?Crabs have blue blood, Worms have green blood, and Starfish

have clear blood.

Page 2: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Callinectes sapidus:The Blue Crab

Savory Beautiful Swimmers

Page 3: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.
Page 4: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.
Page 5: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

The Blue Crab

• Member of the Crustacea– Exoskeleton of Chitin

• Scavenger with parts for cutting, shredding, mashing

• Stalked eyes• 10 appendages, last pair

called swimmerets• Carapace-shell• Cheliped- clawed feet

Page 6: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Blue Crabs Eating

Video of Blue Crab eating Clam

Page 7: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Lifecycle

• Mostly bottom dwellers

• following mating the female migrates to high salinity waters

• eggs released into the water column

Page 8: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.
Page 9: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Lifecycle Continued

• Mature eggs are shed into the water column

• Eggs hatch into zoea• Zoea undergo a molt

and enter the megalops stage

• Megalops larvae will molt to become small crabs

Page 10: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.
Page 11: Did you know? A female crab is called a Jenny. A male crab is called a Buck. Did you know? Crabs have blue blood, Worms have green blood, and Starfish.

Crab Food Web