Results 1 to 10 of about 3,789 (261)

Oyster farms are the main spawning grounds of the black sea bream Acanthopagrus schlegelii in Hiroshima Bay, Japan [PDF]

PeerJ, 2021
Understanding the anthropogenic impact of oyster farms is essential for the management and conservation of marine fishes. In Japan, Hiroshima Bay is the region with the most intense oyster farming and thus suitable to study the impact of these farms ...
Kentaro Kawai, Hiroki Fujita, Gustavo Sanchez, Tetsuya Umino   +3 more
doaj   +3 more sources

Spatiotemporal Changes of the Environmental DNA Concentrations of Amphidromous Fish Plecoglossus altivelis altivelis in the Spawning Grounds in the Takatsu River, Western Japan

Frontiers in Ecology and Evolution, 2021
The Ayu Plecoglossus altivelis altivelis is an amphidromous fish that is not only the most important commercial fishery species in Japanese rivers but also has a high economic value in recreational fishing.
Ryutei Inui, Yoshihisa Akamatsu, Seiji Miyazono   +2 more
exaly   +3 more sources

Baltic herring (Clupea harengus membras) spawning grounds on the Lithuanian coast: current status and shaping factors**This study was supported by the Norwegian Financial Mechanism (project No. LT0047).

Oceanologia, 2014
During the 2009 and 2010 seasons Baltic herring (Clupea harengus membras L.) spawning grounds were investigated by SCUBA divers off the Lithuanian Baltic Sea coast.
Aleksej Šaškov, Andrius Siaulys, Martynas Bucas   +2 more
exaly   +3 more sources

Impact of salmon farming on Atlantic cod spatio-temporal reproductive dynamics

Aquaculture Environment Interactions, 2021
Salmon farming in marine net pens is a major activity in many temperate regions. This industry may affect coastal ecosystems in several ways, such as with waste pollution and parasite spillover.
JE Skjæraasen, Ø Karlsen, Ø Langangen, T van der Meeren, NB Keeley, MS Myksvoll, G Dahle, E Moland, R Nilsen, KM Elvik Schrøder, RJ Bannister, EM Olsen   +11 more
doaj   +1 more source

Spatial suitability evaluation of spawning reach revealing the location preference for fish producing drifting eggs

Frontiers in Marine Science, 2022
Hydrologic (water temperature) and hydrodynamic (water depth, flow velocity, and Froude number) factors affect fish spawning activities, and spawning grounds provide suitable hydrologic and hydrodynamic conditions for fish spawning to occur.
Huabin Zhou, Chunxue Yu, Zhihao Xu, Yuanhuan Zheng, Xiaoshu Hou   +4 more
doaj   +1 more source

Male Pheromones Induce Ovulation in Female Honeycomb Groupers (Epinephelus merra): A Comprehensive Study of Spawning Aggregation Behavior and Ovarian Development

Cells, 2022
This study characterizes the spawning phenomena of the honeycomb grouper (Epinephelus merra), which is a lunar-synchronized spawner that spawns a few days after full moon.
Takafumi Amagai, Daisuke Izumida, Ryosuke Murata, Kiyoshi Soyano   +3 more
doaj   +1 more source

Comparison on two different methods for assessment of population fertility of the Okhotsk herring on the data of standard roe survey

Известия ТИНРО, 2023
The main part of the spawning grounds of herring in the northwestern Okhotsk Sea, from the Ayan Bay to the Eirineiskaya Bay, was surveyed on June 3–21, 2022 using standard methods of the roe diving survey.
A. A. Dulenin, P. A. Dulenina, V. V. Sviridov   +2 more
doaj   +1 more source

Spawning Season, Spawning and Nursing Grounds Identification of Asian Seabass, Lates calcarifer (Bloch, 1790) in the Bay of Bengal, Bangladesh

Sustainable Aquatic Research, 2023
The Asian seabass is a coastal perciform fish, faces limitations in natural recruitment due to a lack of suitable spawning and nursing habitats in the coastal waters of Bangladesh. This study aimed to uncover the spawning season, as well as spawning and
Mohammed Ashraful Haque, Md. Istiaque Hossain, Shanur Jahedul Hasan, Probin Kumar Dey, Md. Ashekur Rahman, Yahia Mahmud   +5 more
doaj   +1 more source

Application of artificial spawning substrates to support lacustrine fish recruitment and fisheries enhancement in a Chinese lake

Frontiers in Ecology and Evolution, 2023
Lake littoral zones with abundant submerged vegetation are considered to harbor diverse biotic communities and additionally serve as spawning grounds for important fishery resources. In recent decades, due to various human activities submerged vegetation
Kai Feng, Kai Feng, Kai Feng, Jing Yuan, Jing Yuan, Yinzhe Zhang, Yinzhe Zhang, Jing Qian, Jiashou Liu, Zhongjie Li, Sovan Lek, Qidong Wang, Qidong Wang   +12 more
doaj   +1 more source

Spatial variability of striped bass spawning responses to climate change

Global Ecology and Conservation, 2023
Diverse responses of life history process phenology to global climate changes have been reported across a range of taxa. Species exhibiting partial migration behaviors with multiple contingents, often aggregated by size or development stage, undertake ...
Xindong Pan, Stephanie Arsenault, Katrina Rokosz, Yong Chen   +3 more
doaj   +1 more source