Comb JelliesCtenoph ores Jamie Cisneros Amani Floyd Table

Comb Jellies/Ctenoph ores Jamie Cisneros & Amani Floyd

Table of Contents • What phylum does a Comb Jelly belong to? • Where does a Comb Jelly live? • What does a Comb Jelly look like? • What current issues are Comb Jellies faced with? • What does a Comb Jelly eat? • How does a Comb Jelly reproduce? • Bibliography

Ctenophora or Cnidaria? • Belong to Ctenophora phylum, not Cnidaria • Ctenophores don’t have stinging tentacles • Ctenphora phylum consists of about 100 to 150 species & about 90 species of comb jellies

Where do Comb Jellies live? • Prefer coastal salt water habitats in bays (protected areas) and estuarine locations (where saltwater meets freshwater) • Can also be found in brackish water with low oxygen and high pollution • Prefers warm waters

I can’t believe it’s not a jellyfish! • Body consists of two clear tissue layers that enclose a jellylike layer • Comb Jellies are mistaken for jellyfish because of their transparent, gel-like form • Round or egg-shaped • Body is covered with eight rows of short fibers that look like the teeth of a comb, “combs” are used for swimming • Usually bi-radial symmetrical

What issues do Comb Jellies face? • Comb jellies are not threatened or endangered

What and how do Comb Jellies eat? • Strictly carnivorous • Predator of zooplankton • Tentacles do not have stingers but are covered with sticky structures used to capture prey

How do Comb Jellies reproduce? • Mostly sexual as hermaphrodites, occasionally asexual • Release their eggs and sperm into the water • Fertilization takes place outside the body, in some species it takes place inside the body

Although comb jellies look pretty in pictures, they’re even more beautiful in video! • http: //www. youtube. com/watch? v=G 7 WT 81 uk HZE

Bibliography • http: //jellieszone. com/ctenophores. htm • http: //www. aquariumofpacific. org/onlinelearni ngcenter/species/comb_jelly • http: //www. earthlife. net/inverts/ctenophora. h tml