Figure 4. — The suction sampler in position for sampling in shallow water. 



Figure 5. — The suction sampler ready for transport on the stern of a 6-m. boat. 



samples from among mangrove roots, and from 

 rocky crevices inaccessible to conventional 

 sampling gear. Similarly, the device can be 

 used to collect plankton samples from the water 



column. We also have operated the sampler 

 with the suction head attached to a funnel- 

 shaped hood to sample a small area of sub- 

 strate. 



