Comparison of Three Methods for Determining the Prey Preference of the Muricid Snail Reishia clavigera

Table 1

Ranked prey preferences of the muricid snail Reishia clavigera from experiments using dead prey and prey choice tests using dead and live prey in Nabeta, Shirahama, and Suzaki, the southern Izu Peninsula, Shizuoka, Japan ( in predation experiment and prey choice test using dead prey, in prey choice test using live prey). Cm, Tj, Sv, and as indicate Capitulum mitella, Tetraclita japonica, S. virgatus, and A. senhousia, respectively.

	Predation experiment			Prey choice test
Prey conditions	Dead			Dead			Live
Rank∖sites	Nabeta	Shirahama	Suzaki	Nabeta	Shirahama	Suzaki	Nabeta	Shirahama	Suzaki
1	Cm	Cm, Tj	Cm	Cm	Cm, Tj	Cm, Tj	Sv	Sv, Tj	As
2	Tj	—	As	Tj	—	—	Cm	—	Tj
3	Sv	Sv	Tj	Sv	Sv	As	Tj	Cm	Cm