Neighbourhood watch among common eiders (Somateria mollissima) – Does group nesting reduce nest predation?

• Main Author: Hennig, Gaute Widerøe
• Format: Master Thesis
• Language: English
• Published: UiT Norges arktiske universitet 2022
• Subjects: VDP::Matematikk og Naturvitenskap: 400::Zoologiske og botaniske fag: 480::Økologi: 488; nest predation; selfish herd; group nesting; colony nesting; common eider; Somateria mollissima; Grindøya; BIO-3950; Arctic; Norway; Common Eider; Northern Norway
• Online Access: https://hdl.handle.net/10037/25442

Colony nesting is thought to be an example of the selfish herd strategy, where aggregating behaviour may be an evolutionary adaptation to reduce the risk of predation. The common eider (Somateria mollissima) is a ground nesting sea bird susceptible to high nest predation rates through the nesting pe...