Question

Which of the following is true concerning hull fouling from commercial shipping and recreational boating?
a.
It constitutes less than half of all nonnative species introductions.
b.
The revenue brought in from these industries is relatively small.
c.
It is difficult to prevent since ship hulls begin, conduct, and end voyages in water.
d.
It is best combated by chemical treatments.


Please select the best answer from the choices provided

A
B
C
D

Answer 1

C

Hull fouling is hard to prevent because vessel hulls are immersed throughout voyages (and often in many different waters), so organisms can be picked up, survive transit, and be released at destination. The other choices are incorrect.