Blood parasite infection linked to condition of spring-migrating Lesser Scaup (Aythya affinis)

Agriculture & Biology

• Aythya affinis 91%
• hemoparasites 70%
• body fat 57%
• migratory birds 43%
• parasites 37%
• birds 33%
• reproductive performance 32%
• infection 29%
• avian malaria 27%
• Haemoproteus 25%
• carrier state 23%
• Plasmodium 21%
• disease susceptibility 20%
• food quality 18%
• food availability 18%
• body condition 17%
• environmental factors 11%
• organisms 10%

Earth & Environmental Sciences

• hemoparasite 100%
• infection 51%
• fat 33%
• parasite 33%
• body condition 29%
• bird 27%
• migratory bird 14%
• food quality 14%
• waterfowl 13%
• malaria 13%
• food availability 12%
• environmental conditions 8%
• rate 3%