Back Ampolla de Nansen Catalan Nansenflasche German Nansen-botelo Esperanto Botella de Nansen Spanish Bouteille de prélèvement French בקבוק ננסן HE Nansen-palack Hungarian Bottiglia di Nansen Italian നാൻസെൻ ബോട്ടിൽ Malayalam Nansenflaske NN
A Nansen bottle is a device for obtaining samples of water at a specific depth. It was designed in 1894 by Fridtjof Nansen and further developed by Shale Niskin in 1966.