Spiny Dogfish Shark Poster

Ethan Brouillette

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Body Parts

1. First dorsal fin

2. Second dorsal fin

3. Caudal fin

4. Pelvic fin

5. Gill slits

6. Snout (left)

7. Claspers

8. Pectoral fin

9. Lateral line


  1. Gallbladder - a small organ under the liver where bile is produced before released into the intestine
  2. Heart - a red muscular organ that pumps blood through the circulatory system.
  3. Kidney - an organ that releases urine out of the body
  4. Liver - large organ where bile is produced which can be passed and stored in the gallbladder
  5. Pancreas - large, flattened gland that produces enzymes into the duodenum
  6. Small intestine - an organ between the stomach and large intestine where liquid food goes after the stomach and has three sections: duodenum, jejunum, and ileum
  7. Large intestine - muscular tube where liquid food goes to after it does not get its nutrients absorbed from the small intestine
  8. Stomach - muscular enlargement where food goes to turn into liquid from stomach acids to be digested
  9. Esophagus - muscular tube where food goes down from above the throat to the stomach
  10. Rectum - the last part of the digestive system where digested food comes out of the body
  11. Claspers - organs underneath a male shark or at the end of a male insect used for holding the female when mating
  12. Lateral line - a visible line in a sea animal that contains a symmetry that can be divided in halves
  13. Gills - organ in a fish or an amphibian where oxygen releases from water flowing over surfaces from the walls of the throat

Other Information

Classification (KPCOFGS)

  • Kingdom - Animalia
  • Phylum - Chordata
  • Class - Chondrichthyes
  • Order - Squaliformes
  • Family - Squalidae
  • Genus - Squalus
  • Species - Squalus ancanthias

Life Span

The typically dogfish shark lives up to 25-30 years of age.


It is found in cold and warm temperate deep oceans at 10 to 200 meters.