Tidepool Jeopardy 

1. This tidepool animal has webbing between its arms.
   What is a bat star?

2. This marine alga that can grow up to two feet in one day.
   What is kelp?

3. A tidepool animal that is attached to the rocks and can’t move around is called this.
   What is sessile?

4. These tidepool animals are attached to the rocks and are related to shrimp.
   What are barnacles?

5. These tidepool animals use stinging cells on their tentacles to paralyze their prey.
   What are anemones?

6. The name of a “scary” plant found in the tidepools is this.
   What are dead man’s fingers?

7. This tidepool animal steals snail shells for its home.
   What is a hermit crab?

8. What tidepool animal is sometimes called a “pin cushion”.
   What is a sea urchin?

9. This shelled animal looks like it’s attached to a rock but can really move around.
   What is a Limpet?

10. This tidepool animal changes its colors for protection or signaling.
    What is an octopus?

11. This animal is considered the smartest and most curious but most elusive in the tidepools.
    What is an octopus?

12. This sea bird dives to catch fish?
    What is a pelican?

13. The holes left between the rocks at low tide are called this.
    What are tidepools?

14. These are produced by the gravitational pull of the moon and sun.
    What are tides?

15. This tidepool animal builds sandcastles.
    What is a sandcastle worm?

16. This tidepool animal has a shell that is segmented into eight parts.
    What is a chiton?

17. This snail looks like it’s wearing a tall hat
    What is a turban snail?

18. These small, gray snails can be found as far as 20’ above the high water mark.
    What are periwinkles?

19. This tidepool animal resembles a crouching rabbit.
    What is a sea hare?

20. What tidepool animal squirts ink when it’s hurt or scared.
    What is an octopus OR What is a California sea hare?

21. These tiny tidepool animals are known for their exquisite coloration, delicate beauty, and elusiveness.
    What are nudibranchs?

22. The arms of this tidepool animal are about three times as long as its body.
    What is an octopus?
23. This tidepool animal looks like a little pink volcano.
    What is a thatched barnacle?

24. This tidepool animal will break off its arms when stressed.
    What is a brittle star?

25. Under extreme stress this tidepool animal will turn itself inside out.
    What is a sea cucumber?

26. This tidepool fish appears to be “hairy”.
    What is a wooly sculpin?
27. This tidepool animal looks like a flower.
    What is an anemone?

28. The name of this tidepool animal sounds like part of a salad.
    What is a sea cucumber?

29. This reddish-brown crustacean has 10 legs.
    What is a lobster?

30. These tidepool animals glue their “heads” to the rocks and eat with their “feet”.
    What are barnacles?

31. This marine organism, which grows in large “forests” off San Diego’s coast, is commonly thought to be a plant but it is actually a protist.
    What is kelp?

32. Under lab conditions, these small molluscs from the upper intertidal have been fed to anemones and have emerged alive.
    What are periwinkles?

33. These creatures live in tubes that they make by cementing sand particles together, and gather food by extending their lavender tentacles during high tide.
    What are colonial sand castle worms?

34. You might think this is a vegetable but it’s actually related to sea stars.
    What is a sea cucumber?

35. This tidepool creature belongs to the same phylum as jellies and corals.
    What is an anemone?

36. One of the major threats faced at low tide by attached tidepool algae and animals.
    What is drying out?  (a.k.a. dehydration, desiccation— could also accept heat stress, exposure, something like that)

37. This “funny” fish is immune to an anemone’s sting.
    What are clownfish?

38. This animal is less than an inch long and bright “rosy” pink and can be found floating in the Cabrillo tidepools.
    What is a rosy nudibranch?

39. This marine animal has eyes on the ends of its arms and walks on hundreds of tube feet.
    What is a sea star?

40. This marine animal is covered in spines.
    What is a sea urchin?

41. This segmented worm is covered in bristles.
    What is a polychaete?

42. This snail, sometimes called an Ormer or ear shell, is highly prized for its tasty foot.
    What is an abalone?

43. This eight-armed animal has very large eyes and can change colors.
    What is an octopus?

44. You might want to spend this sand-living animal.
    What is a sand dollar?

45. These small ten-legged animals are covered with a hard exoskeleton.
    What is a shrimp?

46. The shell of this fist-sized snail might remind one of a volcano.
    What is a keyhole limpet?

47. This marine plant has flowers.
    What is sea grass?

48. This marine animal has five fragile snake-like arms.
    What is brittle star or serpent star?

49. This marine animal glues its head to rocks and uses it legs to catch food.
    What is a barnacle?

50. When attacked by a predator this animal may “vomit” its guts to try and escape.
    What is a sea cucumber?

51. This animal pushes it stomach between the shells of its clam prey to get a meal.
    What is a sea star?

52. This term we might most often associate with turning on a water faucet is also another name for a single clam shell.
    What is a valve?

53. A famous beach in Southern California was not named for this strong-man clam.
    What is a mussel?

54. You might think that these sand-dwelling bivalves have sharp edges.
    What is a razor clam or jackknife clam?

55. This limpet-like animal has eight plates or shells on its back.
    What is a chiton?

56. This house-stealing crab really does not like to live alone.
    What is a hermit crab?

57. Despite its name, this pinniped does not roar.
    What is the California sea lion?

58. While its nose is indeed long, there is no room for clothes in its trunk.
    What is the elephant seal?

59. While I am usually very colorful and named after a flower, I am really a cousin to jelly.
    What is a sea anemone?

60. This animal cannot grow as quickly when its shell gets too tight, so it needs to move to larger shells during its lifetime.
    What is a hermit crab?

61. Tidepool surfaces are covered with this green or dark brown slippery material.
    What are algae?

62. This creature looks like a flower but is really an animal.
    What is an anemone?

63. Many of the rock surfaces in the tidepool are soft and formed of layers.
    What is sedimentary rock or sandstone?

64. I am the most aggressive winged predator in the tidepool.
    What is a sea gull?

65. I use discarded snail shells for my home.
    What is a hermit crab?

66. I am a bivalve (two-shelled) creature whose name makes you think I am strong.
    What is a mussel?

67. Carrageenan, a substance harvested from this group of marine plant-like organisms, is often an ingredient in such products as lip stick and ice cream.
    What are seaweed/algae?

68. These animals start their lives as boys and then turn into girls when they grow up.
    What are owl limpets?

69. This tidepool critter looks like a relative of a clam, but it’s actually a distant cousin to shrimps!
    What is a barnacle?

70. This tidepool critter defends its territory by using the sloped front of its shell like a bulldozer to knock anyone off who tries to attach in its “turf”.
    What is an owl limpet?

Last revised 29-Nov-15