translate English to French: There is no evidence to suggest that the aerial surveys, nest visits, collection of eggs, etc has had any negative effects on the population.
Il n'existe aucune donnÃ©e indiquant que les recensements aÃ©riens, les visites aux nids, le prÃ©lÃ¨vement d'oufs et les autres travaux de recherche ont des effets nÃ©fastes sur la population.