Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Wooseok Oh"'
Publikováno v:
Fisheries and Aquatic Sciences, Vol 27, Iss 4, Pp 225-230 (2024)
We examined the dB difference in target strength at multiple frequencies (ΔTS) for the identification of Antarctic krill (Euphausia superba) and ice krill (Euphausia crystallorophias) using a stochastic distorted-wave Born approximation model. Our i
Externí odkaz:
https://doaj.org/article/5734bf0a6c944b71b2bd54dfb6cfd5ee
Publikováno v:
Fisheries and Aquatic Sciences, Vol 27, Iss 1, Pp 1-6 (2024)
In this study, the swimming behavior of a small box jellyfish (Carybdea brevipedalia), which consists of inhaling external seawater and expelling it through its mouth to generate forward thrust, was characterized using particle image velocimetry (PIV
Externí odkaz:
https://doaj.org/article/3809c3bb8c2749d18b39229d2252257d
Publikováno v:
Geo Data, Vol 5, Iss 4, Pp 277-285 (2023)
Gochang-gun, situated in Korea, has achieved the distinction of being the second city in the country to have all three UNESCO-designated natural environmentrelated World Heritage Sites, following in the footsteps of Jeju Island. UNESCO has conferred
Externí odkaz:
https://doaj.org/article/3225d0d530f24fe9a603052ff13528e5
Autor:
Sunyoung Oh, Kyoungyeon Kim, Seokhyun Youn, Sara Lee, Geunchang Park, Wooseok Oh, Kyounghoon Lee
Publikováno v:
Water, Vol 16, Iss 16, p 2265 (2024)
In this study, acoustic, sighting, trawl, and marine environmental surveys were used to determine the vertical distribution and density of giant jellyfish that have been observed in Korean waters over the past 3 years. From 2020 to 2022, annual surve
Externí odkaz:
https://doaj.org/article/e4f5a2fe372147ecb931b9f54c461ec9
Publikováno v:
Fishes, Vol 9, Iss 2, p 47 (2024)
Antarctic silverfish (Pleuragramma antarcticum) play a crucial intermediary role in connecting top predators and krill in the food web of the Antarctic Ocean. Despite their crucial role, research on their abundance is lacking. In this study, we estim
Externí odkaz:
https://doaj.org/article/5602e305606b406ca714133c0b16b010
Autor:
Geunchang Park, Wooseok Oh, Euna Yoon, Hyoungbeen Lee, Sunyoung Oh, Sara Lee, Chang keun Lee, Jong Seong Khim, Kyounghoon Lee
Publikováno v:
Journal of Marine Science and Engineering, Vol 11, Iss 10, p 1871 (2023)
In this study, we identified the echo signals of anchovies on echograms using the dB-difference method; additionally, the daytime and nighttime distribution characteristics of anchovies were determined. Using the difference in frequency characteristi
Externí odkaz:
https://doaj.org/article/b1b8d632a6e24a82a8ce0255c87ae915
Publikováno v:
Water, Vol 14, Iss 18, p 2883 (2022)
In this study, the distribution of giant N. jellyfish by the echo counting method was investigated in the East China Sea, where giant N. jellyfish are known to breed and migrate to the coastal waters of Korea mainly in summer. In addition, the distri
Externí odkaz:
https://doaj.org/article/e2e43c6c8e5b48269784387a67ae835e
Publikováno v:
Water, Vol 14, Iss 2, p 203 (2022)
The spatial and temporal distribution of euphausiid krill Euphausia pacifica (Crustacea: Malacostraca) and of fish schools were observed along acoustic transects at the southwestern East Sea coastline of Korea. Two-frequency (38- and 120-kHz) acousti
Externí odkaz:
https://doaj.org/article/d4f45cade943429888e41ea3f5c0d013
Autor:
Hyungbeen Lee, Jung Hwa Choi, Seong Yong Moon, Kyounghoon Lee, Wooseok Oh, Yang Jae Im, Kangseok Hwang, Doo Nam Kim
Publikováno v:
Applied Sciences, Vol 11, Iss 5, p 2058 (2021)
Acoustic surveys were used to locate coastal Pacific herring (Clupea pallasii) spawning grounds, and the spatial and temporal patterns of their spawning in Jinhae Bay, Korea were examined. We deployed mooring with a newly designed autonomous echosoun
Externí odkaz:
https://doaj.org/article/b3ae8a5fcd3a40b1a615b523224e0c59
Publikováno v:
Journal of the Korean Society of Fisheries Technology. 58:352-358