jehiko.bsky.social
@jehiko.bsky.social
Reposted
🐋 Passive acoustic monitoring may inadvertently affect narwhal behavior. Field observations of narwhals in Greenland show they repeatedly interact with seafloor moorings, possibly mistaking them for food, raising concerns for cetacean conservation. @jehiko.bsky.social
doi.org/10.1038/s420...
Repeated narwhal interactions with moorings challenge safety assumptions of passive acoustic monitoring in the Arctic - Communications Biology
Passive acoustic monitoring may inadvertently affect narwhal behavior. Field observations of narwhals in Greenland show they repeatedly interact with seafloor moorings, possibly mistaking them for foo...
doi.org
November 13, 2025 at 2:50 PM
Endemic Arctic whales, narwhals, were seen interacting with underwater recording devices, suggesting that passive monitoring might not be as non-invasive as previously assumed.

More details in a press release:

www.global.hokudai.ac.jp/news/24139/
Narwhals hit moorings—questioning safety assumptions of oceanographic monitoring in the Arctic - Hokkaido University
Researchers have recorded hundreds of incidents of narwhal interaction with underwater recording ...
www.global.hokudai.ac.jp
November 13, 2025 at 9:50 AM
Our new paper is out:

"Repeated narwhal interactions with moorings challenge safety assumptions of passive acoustic monitoring in the Arctic"

www.nature.com/articles/s42...
Repeated narwhal interactions with moorings challenge safety assumptions of passive acoustic monitoring in the Arctic - Communications Biology
Passive acoustic monitoring may inadvertently affect narwhal behavior. Field observations of narwhals in Greenland show they repeatedly interact with seafloor moorings, possibly mistaking them for foo...
www.nature.com
November 13, 2025 at 9:48 AM