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Unit II Chpt 14~15
Marine Bio.
42
Other
Undergraduate 1
10/24/2007

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Term
Echinoderm
Definition
Any of numerous radially symmetrical marine invertebrates of the phylum Echinodermata, which includes the starfishes, sea urchins, and sea cucumbers, having an internal calcareous skeleton and often covered with spines.
Term
Porifera
Definition

Filter feeding, pore-bearing animals being studied for potential drugs and medicines

Term
Monera
Definition
prokaryotic bacteria and blue-green algae and various primitive pathogens
Term
Pfeisteria
Definition
a genus of dinoflagellates including one (Pfiesteria piscicida) found in waters especially along the middle and southern Atlantic coast of the U.S. that produces a toxin which causes skin lesions in fish, that feeds upon the lesions sometimes causing large fish die-offs, and that may cause symptoms (as skin lesions and memory loss) in humans exposed to the toxin
Term
Holoplankton
Definition
Plankton that remains free-swimming through all stages of its life cycle.
Term
Picoplankton
Definition
probably the most abundant plankton; ultraplankton
Term
Cephalopod
Definition
 octopuses, squid, and cuttlefish
Term
Abalone
Definition
An economically valuable gastropod used for food
Term
Dinoflagellate
Definition
Most dinoflagelates are unicellular forms (mostly plankton) with two dissimilar flagella. Some bioluminescent (Noctiluca). Pfiesteria - red tide
Term
Cyanobacteria
Definition
blue-green algae, photosynthetic bacteria that contain chlorophyll
Term
Protists
Definition
have a nuclear wall, one-celled, also includes multi-celled algae
Term
Diatoms
Definition
abundant phytoplankton, has a glassy shell 2 halves, reproduction by fission about 1x per day, highly efficient at photosynthesis
Term
Sea Weed
Definition
Multi-Celled Algae; no true roots or stems. Classified by colors.
Term
Kelp
Definition
200' long, grows 20' a day. Harvested for Algin. Attacked by sea urchins, saved by otters
Term
Commensalism
Definition
A symbiotic relationship between two organisms of different species in which one derives some benefit while the other is unaffected. (Sea slug and the Pearl Fish)
Term
Sea Wasp
Definition
Most dangerours Cnidarian
Term
Arthropod
Definition
Molts their exoskeltons; includes barnacles.
Term
Bivalves
Definition
Mollusks that have two shells. Primarily filter feeders
Term
Agnatha
Definition
the class of vertebrates comprising the lampreys, hagfishes, and several extinct forms, having no jaws or no paired appendages.
Term
Chondrichthyan
Definition
Largest fish; no swim bladders.
Term
Chordata
Definition
All organsims that have a backbone (vertebrates)
Term
Benthos
Definition
Bottom feeders; spending the majority of their time on the sea floor
Term
Sirenia
Definition
The order of mammals that includes the manatees
Term
Pinniped
Definition
mammals with limbs adapted to an aquatic life, including the seals and walruses.
Term
Odontoceti
Definition
mammals that echolocate
Term
Mysticeti
Definition
largest whales (Baleen Whales)
Term
Osteichthyes
Definition

the class comprising the bony fishes.
with swim bladders

Term
Zooxanthellae
Definition
A type of algae that lives in a mutualistic relationship with coral polyps
Term
Gastropod
Definition
The cone snail or cone shell may be the most dangerous form of this. Any of various mollusks of the class Gastropoda, such as the snail, slug, cowrie, or limpet, characteristically having a single, usually coiled shell or no shell at all, a ventral muscular foot for locomotion, and eyes and feelers located on a distinct head.
Term
Most dangerous Gastropod
Definition
cone snail
Term
What organism causes red tide?
Definition
Dinoflagellates
Term
Most dangerous Cnidarian
Definition
Sea Wasp
Term
Most turtle nests in Brevard Co.?
Definition
Loggerhead
Term
Most abundant Reptile
Definition
sea snake
Term
Most dangerous Cephalopod
Definition
blue-ringed octopus
Term
Sponge, coral, kelp are classified as being what?
Definition
Benthos
Term
Thickest fur
Definition
Sea Otter
Term
Name three Sea Turtle problems
Definition
plastic bags, lights, warts, boats,
Term
Gastropods and Cephalopods have what kind if mouth?
Definition
Radula; set with numerous, minute, horny teeth
Term
Fastest growing algae?
Definition
Kelp
Term
Relationship in which one benefits and the other neither benefits or is harmed
Definition
Commensalism
Term
Sea Cucumber defense
Definition
expels it's breathing aparatus
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