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Hydroids Hydroids are small colonial animals that are often confused as plants.
Hydroids They are sessile organisms that grow as bushy growths on pilings, rocks and other hard surfaces in the Chesapeake Bay.
Hydroids Hydroids are related to the jellyfish and have stinging tentacles, which they use to stun their prey before digesting it.
Hydroids Hydroids are carnivores, feeding on small plankton which drift by in the currents.
Hydroids The individual hydroid animals are composed of a stem-like base and a flower-like tip that contains the central mouth and tentacles.
Hydroids Colonies are large and be found over 30 cm in length. The branches usually appear to be a muddy brown color.
Hydroids Large colonies can often be found along the shore of the Chesapeake Bay in the spring.
Hydroids Hydroids can be a major problem for crabbers and other watermen since the hydroids often foul crab pots and nets.
All contain nematocysts-stinging structures
Cnidarians Jellies, Anemones, Corals
SEA TURTLES Between 5,000 and 10,000 sea turtles enter the Chesapeake Bay each spring or summer.
Jellyfishes For those that have spent any time during the summer on the Chesapeake Bay, they have probably met the sea nettle that can be such a pain!
The term plankton is applied to those organisms that are the drifters of the sea.
Jellyfish and polyps. Main characteristics of Jellyfish and polyps 1) They are invertebrates. 2) They dont have brain. 3) They have special body systems.
Radiate Animals C h a p t e r 1 3.
“Lower” Invertebrates I: Sponges & Radiata
Porifera: Very Simple Animals...(?)
ANIMAL KINGDOM PHYLUM CNIDARIA Page 76 ABBOTTSCOLLEGE.
JELLYFISH By: Mayra & Allen. Jellyfish are members of the phylum Cnidaria, a structurally simple marine group of both fixed and mobile animals: sea anemones,
Chesapeake Bay: An Introduction to an Ecosystem Section 4: Communities II-1E3: Plankton View this quiz as a slide show from “the beginning” During the.
Have tentacles with nematocysts near mouth. Nematocysts are stinging cells Cnidaria is Greek for “stinging cell” Examples: jellyfish, sea anemone,
Amy, Irene, Nicolien. Radial symmetry – means one half of the animal mirrors the other half. Body plan – Sac-like structure, has an internal cavity.
PowerPoint By: Chiamara Trifold Board By: Alyssa.
Jelly Fish By: Mrs. Patterson.
Phylum Cnidaria Kingdom Animalia Phylum Cnidaria Classes:HydrozoaScyphozoaAnthozoaCubozoa Roxanna Shadmehr Holly Hoang Olivia Miller.
MARE/Rocky Seashore/Seashore Charades/University of California©2002
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