marine final

Porifera

simple sessile filter feeding animals with no true tissues

Cnidaria

radial symmetry with stinging cnidocytes

Mollusca

soft bodied animals with mantle and muscular foot

Arthropoda

jointed appendages with chitin exoskeleton

Echinodermata

radial adults with tube feet and water vascular system

Chordata

animals with notochord or backbone

Bivalvia

mollusks with two shells and suspension feeding

Gastropoda

mollusks with one shell or no shell that graze

Cephalopoda

intelligent predatory mollusks with jet propulsion

Polyplacophora

mollusks with eight shell plates

Crustacea

aquatic arthropods with gills and hard exoskeleton

Asteroidea

echinoderms with arms and tube feet

Echinoidea

echinoderms with spines and rigid body

Holothuroidea

soft bodied echinoderms that can eject organs

Chondrichthyes

cartilaginous fish with placoid scales

Osteichthyes

bony fish with swim bladder and operculum

Placoid scales

rough tooth like scales found on sharks

Cycloid scales

smooth round scales found on salmon

Ctenoid scales

comb edged scales found on perch

Ganoid scales

thick diamond shaped scales found on sturgeon

Pelagic fish

fish that live in the open ocean

Anadromous fish

fish that move from freshwater to ocean and back to reproduce

Benthic fish

fish that live near the ocean floor

Kelp forest species

fish adapted to life in kelp forests

Mahi mahi

pelagic bony fish

Yellowtail

pelagic bony fish

Salmon

anadromous bony fish with cycloid scales

Sculpin

benthic fish

Garibaldi

kelp forest fish

Sheephead

kelp forest fish that crushes sea urchins

Calico bass

kelp forest predator fish

High energy environment

strong waves with large rounded well sorted sediment

Low energy environment

calm water with small poorly sorted sediment

Well sorted sediment

sediment grains mostly the same size with consistent energy

Poorly sorted sediment

sediment grains of mixed sizes with inconsistent energy

Rounded sediment

sediment shaped smooth by transport and erosion

Angular sediment

sediment with sharp edges from little transport

Suspension feeder

organism that filters particles from water

Grazer

organism that scrapes algae from surfaces

Open circulatory system

blood not fully enclosed in vessels

Closed circulatory system

blood always enclosed in vessels

Endoskeleton

internal support structure

Exoskeleton

external support structure that must be molted

Ram ventilation

moving water over gills by swimming continuously

Buccal pumping

actively pumping water over gills while stationary

Cnidocytes

stinging cells used by cnidarians

Radula

scraping feeding structure in most mollusks except bivalves