Diet C. muelleri (cells ml− 1) SPM (μg ml− 1)
S0 (100% C. muelleri) 40,000 0
S25 (75% C. muelleri and 25% SPM) 30,000 5
S50 (50% C. muelleri and 50% SPM) 20,000 10
S75 (25% C. muelleri and 75% SPM) 10,000 15
S100 (100% SPM) 0 20
Diets were offered three times a day. For conversion purposes, 40,000 cells of C. muelleri are dry weight equivalents to 20 μg ml− 1 of SPM.