Fighting the Salmon Louse
Alfred Wegener Institute (AWI)
Published: 13 November 2020
Salmon lice threaten farmed and wild salmon, causing major economic losses. AWI and partners are developing a new method using ultrasound and infrared light to remove lice gently and effectively, avoiding chemicals and reducing fish stress.
Keywords: salmon lice, aquaculture, AWI, ultrasound treatment, parasite control, infrared light, fish health
Whale Song Reveals Behavioural Patterns of Antarctic Minke Whales and Humpback Whales in the Weddell Sea
Alfred Wegener Institute (AWI)
Published: 17 December 2020
AWI underwater recordings reveal minke whales prefer sea ice, while humpbacks avoid it. The findings aid in understanding whale behavior and support marine protection efforts in the krill-rich Weddell Sea.
Keywords: minke whales, humpback whales, sea ice, Weddell Sea, AWI, whale migration, krill conservation
Introduced Alga Now Transforming the Wadden Sea
Alfred Wegener Institute (AWI)
Published: 21 December 2020
The fast-spreading alga Vaucheria velutina is transforming the Wadden Sea near Sylt, clogging lugworm burrows and altering ecosystems. Likely introduced via Pacific oysters, its ecological impact is still unfolding.
Keywords: Vaucheria velutina, Wadden Sea, invasive algae, lugworms, ecosystem change, Sylt, Pacific oysters
