940
The Missouri and Mississippi rivers from Montana to Louisiana , as well as the Atchafalaya River in Louisiana , continue to harbor an aging population of pallid sturgeon .
 location: Missouri; location: Mississippi; location: Montana; location: Louisiana; location: Atchafalaya River; location: Louisiana
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Missouri; location: Mississippi; location: Montana; location: Louisiana; location: Atchafalaya River; location: Louisiana