| Titre : | Summary: Effect of using hearing aids when counting birds |
| Auteurs : | Bo Kayser, Auteur |
| Type de document : | Article |
| Dans : | Dansk Ornitologisk Forenings Tidsskrift (107(2) 2013) |
| Article en page(s) : | 208-210 |
| Langues: | Anglais |
| Résumé : | Age-related hearing loss starts at an age of about 60 years and becomes more severe with age (Fig. 1). And the average age among the members of the Danish Ornithological Society is high and rising (Tab. 1).The author has participated in bird censuses using the Point Count Method (Heldbjerg Tab. 2). For all categories taken together, 58% more individuals were heard when using hearing aids than without (P |



