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1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
1. intro sponges jellies anemones
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1. intro sponges jellies anemones

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Transcript

  • 1. Between the Tides<br />
  • 2. Schedule<br />January 11 Introduction, Sponges, Jellies and Anemones<br />January 18 Inter-tidal Pools – Harling Point / Trafalgar Park<br />0.3 M tide at 20:30<br />January 25 Flat Worms and Worms with Legs<br />
  • 3.
  • 4.
  • 5. Schedule<br />February 1 Chitons, Limpets and Snails<br />February 8 Clams and Octopus<br />February 15 Inter-tidal Pools – Smugglers Cove. 0.5 M tide at 19:30<br />February 22 Animals that are moss like, clam like, worm like but are not<br />
  • 6.
  • 7. Schedule<br />March 1 Crabs of all kinds<br />March 8 Sea Stars, Sea Urchins and Sea Cucumbers<br />March 15 Inter-tidal Pools – Clover Point. 0.8 M tide at 19:00<br />
  • 8.
  • 9.
  • 10. What to Bring Inter-tidalling<br />Rubber Boots<br />Wear warm clothes and bring an extra pair of socks just in case<br />Rain jacket and rain pants (if you have them). Some ski pants work well also<br />Hat and gloves<br />Flash light and head lamp (if you have one)<br />Bucket or pail with a lid (e.g. ice cream buckets with a handle)<br />Camera (but remember there is a good chance it may get wet)<br />
  • 11.
  • 12. The SpongesPhylum Porifera<br />
  • 13. The Sponges: Phylum Porifera<br />e.g. Haliclona sp<br />Multicellular<br />No tissues<br />Sessile <br />Filter feeders<br />
  • 14. The Sponges: Phylum Porifera<br />Characterized by their spicules<br />Calcium<br />Spongin<br />silica<br />
  • 15.
  • 16. The Sponges: Phylum PoriferaFilter Feeders<br />
  • 17. The Sponges: Phylum Porifera<br />Sessile?<br />Not Always<br />Thanks to their symbiotic friend the Hermit crab <br />
  • 18. The Sponges: Phylum Porifera<br />Sponges: defense<br />many sponges produce toxins and have bright warning colouration<br />some sponge toxins work against other sponges competing for space<br />
  • 19. The Sponges: Phylum Porifera<br />
  • 20. The Sponges: Phylum Porifera<br />Glass Sponge Reefs<br />
  • 21. The Sponges: Phylum PoriferaOur Reefs<br />
  • 22. Sea Anemone and JelliesPhylum Cnidaria<br />
  • 23. Sea Anemone and JelliesPhylum Cnidaria<br />
  • 24. Sea Anemone and Jellies - Phylum CnidariaClass Scyphozoa<br />
  • 25. Sea Anemone and Jellies - Phylum CnidariaClass Scyphozoa<br />
  • 26. Sea Anemone and Jellies - Phylum CnidariaClass ScyphozoaAlternations of Generations<br />
  • 27. Sea Anemone and Jellies - Phylum Cnidaria Class Hydrozoa<br />
  • 28. Sea Anemone and Jellies - Phylum Cnidaria Class Hydrozoa<br />
  • 29. Sea Anemone and Jellies - Phylum Cnidaria<br />
  • 30. Sea Anemone and Jellies - Phylum CnidariaClass Anthozoa<br />Jellies not present during their lifecycle<br />Have stinging cells called nematocysts<br />Carnivores<br />Can move on their pedal foot and some can swim. <br />Corals also found within this class<br />
  • 31.
  • 32. Anemone Reproduction<br />
  • 33. Sea Anemone and Jellies - Phylum CnidariaClass AnthozoaSplitting Anemone<br />
  • 34. Sea Anemone and Jellies - Phylum CnidariaClass AnthozoaSwimming Anemone<br />

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