Twenty samples of surface sediment (the top 3.0 cm) were taken on soft bottoms
(from 20 to 300 m depth) with a stainless steel box corer. Phytoplankon and
zooplankton were sampled with conical nylon ...
The purpose of this layer is to disseminate a digital version of the
location of samples containing Clostridium perfringens, and
concentrations of Clostridium perfringens in those samples.
This GIS ...