冷水种 meaning in English

cold water species
coldwater species

2 microzooplankton of jiaozhou bay were composed chiefly of neritic warm - temperate and estuarine low - salinity species . eurythermic and euryhaline species were sparse . cold - water , oceanic hypersaline and tropical warm - water species were not found during the study period
2 、胶州湾小型浮游动物以暖温带近岸、河口低盐种为主，广温广盐种较少，尚未发现冷水种、外海高盐种和热带暖水种。