6985
When sunlight is plentiful and the atmospheric temperature climbs , it has been claimed that the phytoplankton of the ocean surface waters , acting as global sunshine , and therefore heat sensors , may thrive and produce more dimethyl sulfide ( DMS ) .
 plant: phytoplankton
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: phytoplankton 
Answer:
 plant: phytoplankton