- Beachcombers' Checklist Before You Go A small pail, garden trowel, putty knife and magnifying glass, while not necessary, can be useful. The types and numbers of organisms will vary with the weather, seasons, tides and numbers of passersby. Beachcombing Techniques Go slowly, be patient, and look carefully Dig into the sand and mud and investigate the water's edge Leave organisms in their natural ...www.beach-net.com/Oceanshellslist.html