3449
They are impacted by channel alteration , dam flows , siltation , development , commercial clam harvesting , loss of the fish species that host its glochidia , and water pollution from several sources , such as mine tailings .
 animal: clam
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: clam 
Answer:
 animal: clam