Moerdijk Field Research 2005-2006

(last update: 14 August 2010)

coordinators: 
Roland-Jan Buijs
Theo Muusse
Mars Muusse

Home

Introduction
Methods
Age, origin & sex
Retrapped Birds
Upperparts Greytone
Black on Primary Coverts
Black on Primaries
P10 and P9 Patterns
P5 Pattern
Red & Black on Bill
Iris & Orbital Ring
Primary Moult
Discussion
References

Larus fuscus graellsii sub-adult NA, 13 May 2006, Moerdijk, the Netherlands.