A second group worked on the question of whether various hermit crab species are selective about the shells which they use as "homes."
A third group worked on the distribution of holothurians or sea cucumbers like the ones below.
Holothuria notabilis, "Tonguefish" (left), and Stichopus naso, "Warty Sea Cucumber."
A fourth group worked on the orientation of oysters encrusted on the rocks at Polka Point.
A fifth group worked on the stratification of the intertidal zone by various snail species.
A sixth group worked on commensal relations between Haddon's sea anemone and a species of shrimp.
A seventh group worked on soldier crab burrowing rates for various substrates.