| disease ecology of hematodinium perezi in a high salinity estuary: investigating seasonal trends in environmental detection. | the blue crab callinectes sapidus has seen a general decline in population levels. one factor influencing mortality is infections by hematodinium perezi, a dinoflagellate parasite. a 2 yr study was conducted in 2014 and 2015 to monitor h. perezi dna within the maryland (usa) coastal bays, comparing seasonal cycles in the abundance of parasite dna in environmental samples to parasite presence in host blue crabs. a late summer to early fall peak in h. perezi infections in blue crabs was observed, ... | 2017 | 28492173 |