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152 Results Found

  • Article
  • Open Access
741 Views
20 Pages

Global Empirical Assessment of Marine Heatwaves’ Impacts on Fisheries Production and Economic Value

  • Arturo Yañez-Arenas,
  • Daniel B. Lluch-Cota,
  • Jesús Ernesto Arias-González,
  • R. Zehra Zaidi and
  • Salvador E. Lluch-Cota

19 November 2025

Marine heatwaves (MHWs) have become increasingly frequent and intense, raising concerns about their impacts on fisheries production and economic value. We present a global assessment of MHW-related impacts across 2088 marine fisheries from 1985 to 20...

  • Article
  • Open Access
1,854 Views
12 Pages

Dive fisheries are widely practiced in coastal areas worldwide owing to their minimal equipment requirements and extensive historical background. Female divers in Korea and Japan have extensive knowledge of the local coastal environment and engage in...

  • Article
  • Open Access
6 Citations
6,983 Views
27 Pages

River-floodplains support a significant number of small-scale capture fisheries despite having undergone degradation due to human modification of river flows by dams, pollution, and climate change. River fish production is underpinned by the annual f...

  • Article
  • Open Access
29 Citations
6,246 Views
14 Pages

7 April 2021

The Mekong basin’s fisheries are important sources of food, income, and livelihoods for millions of people in six countries. However, fish yields appear to have declined in recent years according to reports from local fishers throughout the basin. It...

  • Article
  • Open Access
1 Citations
1,479 Views
15 Pages

1 November 2024

The eastern coasts of Korea (ECK) and Japan (ECJ) are located at the southernmost limit of walleye pollock distribution in the Northwest Pacific. Following the climate regime shift (CRS) in the late 1980s, pollock catches in these regions have declin...

  • Article
  • Open Access
6 Citations
3,668 Views
18 Pages

20 November 2023

In 2017, Uganda’s small-scale inland fisheries underwent a significant transformation, shifting from local co-management to state military enforcement owing to ineffective enforcement of regulations and declining exports. Employing a mixed-meth...

  • Article
  • Open Access
26 Citations
6,198 Views
16 Pages

Global Marine Fishing across Space and Time

  • Andrew K. Carlson,
  • William W. Taylor,
  • Daniel I. Rubenstein,
  • Simon A. Levin and
  • Jianguo Liu

9 June 2020

Human health and livelihoods are threatened by declining marine fisheries catches, causing substantial interest in the sources and dynamics of fishing. Catch analyses in individual exclusive economic zones (EEZs) and the high seas are abundant, and r...

  • Article
  • Open Access
5 Citations
2,605 Views
19 Pages

The Long-Term Dynamics of Walleye Pollock Stocks in Relation to Oceanographic Changes in the East Sea

  • Hae Kun Jung,
  • Jong Won Park,
  • Jae Hyeong Yang,
  • Joo Myun Park,
  • In Seong Han and
  • Chung Il Lee

26 March 2024

The decline in walleye pollock (Gadus chalcogrammus) stocks in Korean waters is a major concern for fishery conservation and management. However, the causes and mechanisms of this collapse remain unclear. This study investigated the complex dynamics...

  • Article
  • Open Access
6 Citations
10,707 Views
16 Pages

Closed Season and the Distribution of Small-Scale Fisheries Fishing Effort in Davao Gulf, Philippines

  • Edison D. Macusi,
  • Andre Chagas da Costa-Neves,
  • Christian Dave Tipudan and
  • Ricardo P. Babaran

16 January 2023

The Davao Gulf supports various livelihoods and activities for small-scale and commercial fisheries. However, facing a declining catch, a closed season was implemented to arrest the decline. This study aimed to describe the Davao Gulf fisheries, dete...

  • Article
  • Open Access
7 Citations
2,613 Views
15 Pages

The Hydrological Cycle of the Lower Amazon in Brazil Determines the Variation in Local Fishing Patterns

  • Maura da Silva Costa Furtado,
  • Joaquim Carlos Barbosa Queiroz,
  • Bianca Bentes,
  • Edson Koiti Kudo Yasojima,
  • Débora de Oliveira Thomaz,
  • Larissa da Costa Pinheiro,
  • Mauro Luis Ruffino and
  • Victoria Isaac

19 July 2023

Fishery catches on the Lower Amazon River were analyzed in relation to the hydrological cycle, temporal shifts in fishing effort, and the use of nets or lines in lakes and rivers. The study was based on a temporal series of catch data collected betwe...

  • Article
  • Open Access
2 Citations
4,242 Views
18 Pages

Diversity of Shallow-Water Species in Prawn Trawling: A Case Study of Malindi–Ungwana Bay, Kenya

  • Esther N. Fondo,
  • Johnstone O. Omukoto,
  • Nina Wambiji,
  • Gladys M. Okemwa,
  • Pascal Thoya,
  • George W. Maina and
  • Edward N. Kimani

9 March 2022

Bottom trawling is a common fishing method that targets bottom-dwelling fisheries resources. It is non-selective and large amounts of by-catch are discarded, raising serious sustainability and ecosystem conservation concerns. In this study, a shallow...

  • Feature Paper
  • Article
  • Open Access
10 Citations
4,446 Views
10 Pages

Ecotrophic Effects of Fishing across the Mediterranean Sea

  • Donna Dimarchopoulou,
  • Ioannis Keramidas,
  • Georgios Sylaios and
  • Athanassios C. Tsikliras

12 February 2021

The status of the Mediterranean Sea fisheries was evaluated across the seven subdivisions of the General Fisheries Commission for the Mediterranean (GFCM), using ecotrophic and catch-based indicators for the period 1970–2017. All indicators confirmed...

  • Article
  • Open Access
17 Citations
3,698 Views
16 Pages

26 September 2020

The population dynamics of fish in northern lakes is strongly influenced by climatic factors. In this study, we investigated whether there is a link between the late 1980s climate regime shift in Europe and the collapse of vendace (Coregonus albula)...

  • Article
  • Open Access
2 Citations
3,846 Views
16 Pages

13 December 2021

The East China Sea population of hairtail (Trichiurus lepturus, also known as T. japonicus) is a commercially important element of Chinese fisheries. Hairtail has long been widely exploited. Due to overfishing, however, its production declined over t...

  • Article
  • Open Access
901 Views
23 Pages

18 October 2025

This study proposes an Automatic Identification System (AIS)-based spatiotemporal allocation methodology to estimate catch distribution and fishing effort for large purse seine fisheries in Korean waters. AIS trajectory data from July 2019 to June 20...

  • Article
  • Open Access
12 Citations
5,419 Views
14 Pages

26 December 2022

This study aimed to evaluate the stock status of chub mackerel (Scomber japonicus) in the Northwest Pacific Ocean. Chub mackerel is a commercially important fish species in South Korea. The fishing grounds of chub mackerel are in the Northwest Pacifi...

  • Article
  • Open Access
8 Citations
4,428 Views
18 Pages

15 December 2021

While pressure on marine ecosystems leading to declines in global fish catches have been attributed to excessive fishing and to unregulated and unreported fishing, existing management practices have yet to fully address these declines. Estimation of...

  • Article
  • Open Access
4 Citations
3,266 Views
28 Pages

Indigenous communities on the Pribilof Islands have longstanding cultural and economic ties to their marine ecosystem and, in particular, to laaqudan (in Unangam Tunuu) or northern fur seals (NFS; Callorhinus ursinus). Indigenous and Local Knowledge...

  • Article
  • Open Access
2 Citations
2,881 Views
16 Pages

Opening Pandora’s Box: Reconstruction of Catches in Southeast-South Brazil Revealed Several Threatened Elasmobranch Species under One Umbrella Name

  • Rafael Schroeder,
  • Luís G. Cardoso,
  • Luciano G. Fischer,
  • Bruno L. Mourato,
  • Danielle S. Monteiro and
  • Rodrigo Sant’Ana

1 August 2024

Endangered sharks and rays usually often lack basic information specific to conservation, such as population size. Previous studies have reconstructed shark and ray catch statistics between 1950 and 2019 for the southeast = south of Brazil, but lacki...

  • Article
  • Open Access
1,494 Views
16 Pages

Floral Characteristics Alter the Abundance and Richness of Bees Captured in Passive Traps

  • Madison Mazur,
  • Christine Bell,
  • Michael E. Dillon and
  • Lusha M. Tronstad

Bees are vital pollinators that maintain plant populations by transporting pollen among individuals; however, bees are declining, and information on how habitat characteristics alter the catch of bees in traps is needed to better assess monitoring. F...

  • Article
  • Open Access
16 Citations
3,140 Views
10 Pages

Long-Term Change of a Fish-Based Index of Biotic Integrity for a Semi-Enclosed Bay in the Beibu Gulf

  • Li Su,
  • Youwei Xu,
  • Yongsong Qiu,
  • Mingshuai Sun,
  • Kui Zhang and
  • Zuozhi Chen

30 May 2022

The Beibu Gulf in the northwestern South China Sea is one of the world’s most productive fishing grounds, yet its biotic resources appear to be in rapid decline because of overexploitation. Assessments of the health status of the fisheries&rsqu...

  • Article
  • Open Access
56 Citations
7,959 Views
12 Pages

13 June 2018

The climate-induced decrease in fish catches in South Korea has been a big concern over the last decades. The increase in sea surface temperature (SST) due to climate change has led to not only a decline in fishery landings but also a shift in the fi...

  • Article
  • Open Access
7 Citations
5,487 Views
25 Pages

7 September 2021

The Pribilof northern fur seal (Callorhinus ursinus) herd in the eastern Bering Sea has declined by ~70% since the 1970s, for elusive reasons. Competition for pollock (Gadus chalcogramma) with the commercial fishery has been suspected as a contributi...

  • Feature Paper
  • Article
  • Open Access
8 Citations
4,078 Views
20 Pages

Openness of Fish Habitat Matters: Lake Pelagic Fish Community Starts Very Close to the Shore

  • Karlos Moraes,
  • Allan T. Souza,
  • Mojmír Vašek,
  • Daniel Bartoň,
  • Petr Blabolil,
  • Martin Čech,
  • Romulo A. dos Santos,
  • Vladislav Draštík,
  • Michaela Holubová and
  • Jan Kubečka
  • + 8 authors

20 November 2021

Fish communities differ significantly between the littoral and the pelagic habitats. This paper attempts to define the shift in communities between the two habitats based on the European standard gillnet catch. We sampled the benthic and pelagic habi...

  • Article
  • Open Access
6 Citations
2,726 Views
17 Pages

15 September 2022

Owing to climate change and anthropogenic stressors, the abundance and diversity of reef fishes have globally decreased. However, we know little about the long-term change in reef fishes in the South China Sea (SCS). To reveal the response of reef fi...

  • Article
  • Open Access
1,858 Views
16 Pages

2 September 2025

This study develops integrated bioeconomic management strategies for the common squid (Todarodes pacificus) fishery in Korea’s coastal waters, addressing both biological conservation and economic sustainability amid severe stock depletion and d...

  • Article
  • Open Access
7 Citations
3,675 Views
20 Pages

20 January 2024

The decline of Japanese eel (Anguilla japonica) populations in the Yangtze River estuary represents a critical conservation concern. Eleven-years of daily catch data during recruitment periods (i.e., January–April, 2012–2022) indicate tha...

  • Article
  • Open Access
4 Citations
4,887 Views
13 Pages

From Staple Food to Scarce Resource: The Population Status of an Endangered Striped Catfish Pangasianodon hypothalamus in the Mekong River, Cambodia

  • Sothearith Soem,
  • Zeb S. Hogan,
  • Bunyeth Chan,
  • Samol Chhuoy,
  • Sophorn Uy,
  • Kakada Pin,
  • Bunthang Touch,
  • Sudeep Chandra and
  • Peng Bun Ngor

5 June 2023

Striped catfish Pangasianodon hypopthalmus (Sauvage, 1878) is a flagship catfish species of the Mekong River region, a commercially valuable food fish that is important in freshwater fisheries, and a popular aquaculture species in many Asian countrie...

  • Article
  • Open Access
2 Citations
3,737 Views
16 Pages

Impacts of Land Cover Changes on Catches of Nile Perch and Nile Tilapia on Lake Kyoga, Uganda

  • Rebecca Walugembe Nambi,
  • Abebe Getahun,
  • Fredrick Jones Muyodi and
  • Edward Rukuunya

10 March 2023

In East Africa, Nile perch and Nile tilapia are major commercial fish species, providing reliable protein and income sources. However, their stocks are dwindling on Lake Kyoga due to land use and land cover (LULC) changes within the surrounding catch...

  • Feature Paper
  • Article
  • Open Access
11 Citations
5,731 Views
17 Pages

15 May 2018

Environment-smart agriculture (ESA) aims at sustaining increased agricultural production while limiting negative impacts on the environment. The present study develops an index of composite on-farm environmental impacts (COEI) as a proxy measure to e...

  • Article
  • Open Access
20 Citations
5,385 Views
19 Pages

15 March 2022

The Zambezi River Basin is considered to be highly vulnerable to the impacts of climate change and adverse weather events, which might cause serious environmental, economic, and social consequences for millions of people. Therefore, it is crucial to...

  • Article
  • Open Access
12 Citations
4,946 Views
17 Pages

4 December 2019

The endemic Labeobarbus species in Lake Tana are severely affected by anthropogenic pressures. The implementation of fisheries management is, therefore, vital for their sustainable exploitation. This study aimed at investigating the catch distributio...

  • Article
  • Open Access
3 Citations
3,024 Views
13 Pages

28 July 2021

To assess whether and how socioeconomic factors might be influencing global freshwater finfisheries, inland fishery data reported to the FAO between 1950 and 2015 were grouped by capture and culture, country human development index, plotted, and comp...

  • Article
  • Open Access
66 Citations
9,194 Views
20 Pages

YOLO-GD: A Deep Learning-Based Object Detection Algorithm for Empty-Dish Recycling Robots

  • Xuebin Yue,
  • Hengyi Li,
  • Masao Shimizu,
  • Sadao Kawamura and
  • Lin Meng

22 April 2022

Due to the workforce shortage caused by the declining birth rate and aging population, robotics is one of the solutions to replace humans and overcome this urgent problem. This paper introduces a deep learning-based object detection algorithm for emp...

  • Abstract
  • Open Access
1,234 Views
2 Pages

Modeling Long-Term Changes in Atlantic Salmon Abundance in the Ulla River (Galicia—Spain) through Multivariate Time-Series Analysis

  • Esteban L. Alvarez-Romero,
  • Marcos Barrio-Anta,
  • Carlos Garcia de Leaniz,
  • Pablo Caballero and
  • Paloma Moran

Due to the decline in catches of Atlantic salmon at the end of the 1980s, the Natural Heritage Service of the Xunta de Galicia has been obtaining data on the returning adults and the downstream migration of juvenile at the Ximonde fish-trap station s...

  • Article
  • Open Access
2 Citations
2,556 Views
27 Pages

Fisheries Sustainability Eroded by Lost Catch Proportionality in a Coral Reef Seascape

  • Timothy Rice McClanahan,
  • Jesse Kiprono Kosgei and
  • Austin Turner Humphries

18 March 2025

Coral reef and their ecological services of food production and shoreline protection are threatened by unsustainable use. To better understand their status, multiple approaches to estimating fisheries sustainability were compared, namely fisheries-in...

  • Article
  • Open Access
373 Views
22 Pages

27 November 2025

The abundant Argentine shortfin squid resource plays a key role in the Patagonian Large Marine Ecosystem, the Polar Frontal Zone Ecosystem, and the South Atlantic Subtropical Gyre Ecosystem. In this article, we analyzed the annual and monthly changes...

  • Article
  • Open Access
14 Citations
6,451 Views
18 Pages

25 August 2021

In the last decades, several targets for marine conservation were set to counter the effects of increasing fishing pressure, e.g., protecting 10% of the sea by 2020, and establishing large-scale marine protected areas (LSMPAs). Using the ‘reconstruct...

  • Article
  • Open Access
17 Citations
6,888 Views
15 Pages

Stock Assessment and Rebuilding of Two Major Shrimp Fisheries (Penaeus monodon and Metapenaeus monoceros) from the Industrial Fishing Zone of Bangladesh

  • Mohammed Shahidul Alam,
  • Qun Liu,
  • Petra Schneider,
  • Mohammad Mojibul Hoque Mozumder,
  • Mohammad Muslem Uddin,
  • Md. Mostafa Monwar,
  • Md. Enamul Hoque and
  • Suman Barua

The two economically important shrimp species in Bangladesh are the tiger shrimp, Penaeus monodon, and the brown shrimp, Metapenaeus monoceros. However, a continuous decline in the landing of these species from the industrial trawling made it critica...

  • Article
  • Open Access
815 Views
14 Pages

Beyond continual reductions in catch, common octopus frequently suffer damage during pot fishing, which can reduce the quality of the product and consequently, its value. This study evaluated how pots with different mesh sizes affect the integrity of...

  • Article
  • Open Access
1 Citations
1,096 Views
20 Pages

18 July 2025

This research investigated the temporal dynamics of the anthropogenic impact of fishing pressure on the resilience of the fish species Sarotherodon melanotheron (Rüppel, 1858) in the African Lake Toho, located in southwest Benin. The sampling an...

  • Feature Paper
  • Article
  • Open Access
7 Citations
3,521 Views
10 Pages

Stock Assessment of Six Sciaenidae Species in the Bay of Bengal, Bangladesh Water Using a Length-Based Bayesian Biomass (LBB) Method

  • Rokeya Sultana,
  • Qun Liu,
  • Petra Schneider,
  • Md. Abdullah Al-Mamun,
  • Al Mamun,
  • Md. Farhan Tazim,
  • Mohammad Mojibul Hoque Mozumder,
  • Mohammed Rashed Parvej and
  • Md. Mostafa Shamsuzzaman

24 August 2022

Six most abundant and commercially valuable croakers (Sciaenidae) stocks in the coastal water of Bangladesh were evaluated using a length-based Bayesian Biomass (LBB) approach. The ratios B/B0 (current relative biomass) were smaller than the BMSY/B0...

  • Article
  • Open Access
2 Citations
3,472 Views
18 Pages

Catch per Unit Effort of Decapod Species, C. pagurus and H. gammarus, from a Voluntary Marine Reserve

  • Blair Alexander Andrew Easton,
  • Kevin Scott,
  • Joe Richards and
  • Adam Rees

27 July 2023

C. pagurus and H. gammarus are deemed to be declining in abundance in the Berwickshire Marine Reserve from personal communications with local inshore fishers. Fisheries data in the form of catch per unit effort (CPUE) were collected for these two com...

  • Article
  • Open Access
9 Citations
3,694 Views
21 Pages

Gradients of Variation in the At-Vessel Mortality Rate between Twelve Species of Sharks and Skates Sampled through a Fishery-Independent Trawl Survey in the Asinara Gulf (NW Mediterranean Sea)

  • Umberto Scacco,
  • Tomaso Fortibuoni,
  • Matteo Baini,
  • Gianluca Franceschini,
  • Dario Giani,
  • Margherita Concato,
  • Cristina Panti,
  • Alessia Izzi and
  • Michela Angiolillo

24 February 2023

Elasmobranchs are priority species for conservation due to their rapid decline determined by the unbalanced struggle between a fragile bio-ecology and strong anthropogenic impacts, such as bycatch from professional fishing. In this context, measuring...

  • Article
  • Open Access
4 Citations
4,509 Views
18 Pages

12 June 2023

Elasmobranchs are declining worldwide due to overfishing. In developing countries and island states in tropical regions, small-scale and recreational fisheries can significantly impact the dynamics of neritic species. We investigated elasmobranch div...

  • Article
  • Open Access
9 Citations
4,510 Views
16 Pages

Evolution of Fish and Shellfish Supplies Originating from Wild Fisheries in Thailand Between 1995 and 2015

  • Tiptiwa Sampantamit,
  • Pavarot Noranarttragoon,
  • Carl Lachat and
  • Peter Goethals

16 December 2019

Fisheries resources play a crucial role in economic development, food security, and healthy nutrition for humans. Consequently, fisheries are of paramount importance for several Sustainable Development Goals, in particular SDGs 1 and 8, which are rel...

  • Article
  • Open Access
2,700 Views
13 Pages

Technical Efficiency of the Nile Perch Fishing Fleet on Lake Victoria: A Comparative Perspective on the Three Riparian Countries Kenya, Tanzania and Uganda

  • Veronica Mpomwenda,
  • Tumi Tómasson,
  • Jón Geir Pétursson,
  • Anthony Taabu-Munyaho,
  • Chrispine Sangara Nyamweya and
  • Daði Mar Kristófersson

17 October 2024

Lake Victoria, which is shared by Kenya, Tanzania, and Uganda, faces escalating concerns over sustainable fisheries amidst expanding fishing efforts. This study aims to investigate how technical efficiency (TE) and labor productivity (LP) of the Nile...

  • Article
  • Open Access
7 Citations
5,160 Views
18 Pages

22 October 2022

Purse seiners generally try to maximize their revenues by targeting multiple species, starting with the most valuable ones available. The technology and capacity of purse seiners can be exceptionally high for the stocks found in the Marmara Sea, Turk...

  • Article
  • Open Access
837 Views
25 Pages

Growth, Reproductive Parameters and Stock Status of Brown-Marbled Grouper Epinephelus fuscoguttatus, a Commonly Targeted Grouper in Saleh Bay, Indonesia

  • Yudi Herdiana,
  • Peter G. Coulson,
  • James R. Tweedley,
  • Budy Wiryawan,
  • Sugeng H. Wisudo and
  • Neil R. Loneragan

27 November 2025

The brown-marbled grouper (Epinephelus fuscoguttatus), a high-value species in international trade, has experienced population declines due to intensive fishing. It is one of 12 grouper and snapper species prioritized for management in Saleh Bay, Wes...

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