123795
However , 2005 research on rockfish shows that large , elderly females are far more important than younger fish in maintaining productive fisheries .
 rockfish
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 rockfish