Ocean Features
Phylums
Marine Mammals
Fish
Coral Reefs/Ocean Resources
100
As you move deeper into the ocean the water becomes...
What is more dense
100
This phylum is characterized by animals that have a segmented body
What is arthropoda
100
This feature is found in bony fish, but absent in cartilaginous fish
What is a swim bladder
100
This structure holds variable amounts of gas to maintain buoyancy
What is a swim bladder
100
The most important organism that helps build coral reefs, other than reef-building corals is
What is zooxanthallae
200
During the 1st and last quarter of the moon you can expect
What are neap tides
200
This is the term for the process of shedding an old exoskeleton
What is molting or ecdysis
200
Marine mammals use this to communicate
What is echolocation
200
This fin is located on the "back" of a shark
What is the caudal fin
200
The term "by-catch" is given to
What is marine organisms that are caught while fishing for more valuable species
300
The ocean is stratified (layered) by these three properties
What is density, temperature, and salinity
300
The distinctive feature of all echinoderms
What is a water vascular system
300
A hagfish is an example of this type of fish
What is a jawless fish
300
This is when the particular smell of the stream is fixed in the memory of the fish
What is imprinting
300
This percentage of the world's protein is finfish and shellfish
What is 30%
400
This effect causes objects moving in the northern hemisphere to veer off course to the right, or clockwise when viewed from above
What is the coriolis effect
400
This phylum contains coral, jellyfish, and sea anemones
What is cnidarians
400
The bright color of many fishes is due to this type of cell
What are chromatophores
400
A dark colored dorsal side and a light colored ventral side is an example of
What is counter shading
400
The best fishing areas of the world are located
What is in shallow waters with coastal upwelling
500
These tides are characterized by two daily high tides, both of the same approximate height
What are semidiurnal tides
500
This secretes the shell for a bivalve
What is a mantle
500
The other name for killer whales is
What is an Orca whale
500
This organism must swim continuously to acquire oxygen and not drown
What is a shark
500
If fishing continues over the maximum sustainable yield the result will be
What is overfishing
M
e
n
u