Which of the following best explains the environmental problems associated with trawling?
a. trawling always destroys sea floor ecologies.
b. trawling gathers fish indiscriminately.
c. trawling is too selective at gathering fish.
d. all of the above

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales