image: Examples of observed organisms in front of the camera, with the mooring line and SoundTrap in the background. (A) copepod, (B) comb jelly (Ctenophora), (C) arrowworm (Chaetognatha), (D) unidentified organism, (E) juvenile fish, (F) snailfish (Liparidae), (G) shrimp (Decapoda), and (H) jellyfish (Hydrozoa).
Credit: Podolskiy et al., 2026, PLOS One, CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)
Video and audio monitoring of the Arctic seafloor captures rarely seen phenomena: fish swimming backwards, narwhal calls nearby, and a beautiful array of deep-sea dwellers and tide-driven "marine snow”
Article URL: https://plos.io/4vP4Sei
Article title: Seafloor video-acoustic monitoring in a Greenlandic glacial fjord records hyperbenthos, backward-swimming fish, and narwhals
Author countries: Japan
Funding: This study was financially supported by the Arctic Challenge for Sustainability research project (https://www.nipr.ac.jp/arcs/e) in the form of a grant (ArCS-III; JPMXD1720251001) received by EAP, MO, KH, MT, SS, and YM. This study was also financially supported by JSPS Grants-in-Aid for Scientific Research (https://www.jsps.go.jp/english/e-grants/) in the form of a grant (KAKENHI 24K02093) received by EAP, SS, KH and YM. This study was also financially supported by JSPS Grants-in-Aid for Scientific Research in the form of a grant (25H00452) received by SS and EAP. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
Journal
PLOS One
Article Title
Seafloor video-acoustic monitoring in a Greenlandic glacial fjord records hyperbenthos, backward-swimming fish, and narwhals
Article Publication Date
6-May-2026
COI Statement
The authors have declared that no competing interests exist.