1. DECAPOD CRUSTACEANS “10 LEGS” Largest crustacean group; most advanced
Many benthic
Common size 5-10 cm
(to 20cm)
Shrimp, crabs, lobsters

2. American vs. Spiny Lobster
Solitary & aggressive
More social
2 large claws
Larger for crushing
Smaller for tearing
Covered w/spines; lacks large claws
Hide in rocks/corals SE US
Rock ledges & crevices

3. Crabs
Lady/
Calico
Crab
Green Crab (invasive)
Blue Crab

4. STONE CRAB

5. Spider Crab

6. JAPANESE GIANT SPIDER CRAB

7. DECORATOR CRAB

8. Shrimp Exoskeleton thinner than other decapods 1 – 8 “
Rostrum – long spine extending from front of carapace

9. GRASS SHRIMP

12. LARVAE
MANTIS SHRIMP

14. PEACOCK MANTIS SHRIMP

15. CLEANER SHRIMP

17. Mole Crab
Hermit Crab

18. COOL CRUSTACEANS

19. COCONUT CRAB

21. YETI CRAB

23. SHIELD SHRIMP