Sterols and Stanols Preserved in Pond Sediments Track Seabird Biovectors in a High Arctic Environment

• Published in: Environmental Science & Technology
• Main Authors: Cheng, Wenhan, Sun, Liguang, Kimpe, Linda E, Mallory, Mark L, Smol, John P, Gallant, Lauren R, Li, Jinping, Blais, Jules M
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2016
• Subjects: Animals; Arctic Regions; Birds; Canada; Ecosystem; Environmental Monitoring; Fresh Water; Ponds; Sterols; Arctic; Guano; Fulmarus glacialis
• Online Access: http://hdl.handle.net/10393/44920; https://doi.org/10.1021/acs.est.6b02767

Seabirds are major vertebrates in the coastal ecosystems of the Canadian High Arctic, where they transport substantial amounts of marine-derived nutrients and pollutants from oceans to land by depositing guano and stomach oils to their nesting area, which often includes nearby freshwater ponds. Here...