Results 21 to 30 of about 36,316 (310)

Feasibility and productivity analysis of arad (mini trawl) fisheries in Cilincing North Jakarta [PDF]

open access: yesBIO Web of Conferences
In 2019, fish production landed at TPI Cilincing weighed 1,476,750 kg, with a value of IDR 47,501,137,000.00. One of the fishing gears used in Cilincing is mini trawl nets. This fishing gear is categorized as illegal by the ministry of marine affairs due
Caesario Rachmad   +6 more
doaj   +1 more source

THE INFLUENCE OF COLOUR ON LOSS OF DURABILITY OF KAPRON MATERIAL

open access: yesRibogospodarsʹka Nauka Ukraïni, 2015
Purpose. To substantiate theoretically the optimum safety factors of fishing materials used for the construction of fishing gears that allow reducing the material consumption of these gears and keep them for a long time operation.
O. Shkarupa
doaj   +1 more source

Shapes of fishing gears in relation to the tidal flat bio-organisms and habitat types in Daebu Island region, Gyeonggi Bay

open access: yesJournal of Marine and Island Cultures, 2014
This is a base research to analyze the evolution of fishing gear shapes in response to the types of marine benthic organisms and ‘getbatang-harvesting tidal flat’ in Daebu Island in Gyeonggi Bay.
Jong-Geel Je, Sun-Kee Hong, Joon Kim
doaj   +1 more source

Characterizing the fishing strategies and the temporal dynamics of the small-scale fleet operating in the Cíes Islands (NW Spain)

open access: yesFrontiers in Marine Science, 2014
Small-scale fisheries are characterized by a high diversification of fishing strategies and a highly dynamic pattern of their use in time and space that complicate data collection and management.
Rosana Ouréns   +2 more
doaj   +1 more source

Artificial intelligence for fish behavior recognition may unlock fishing gear selectivity

open access: yesFrontiers in Marine Science, 2023
Through the advancement of observation systems, our vision has far extended its reach into the world of fishes, and how they interact with fishing gears—breaking through physical boundaries and visually adapting to challenging conditions in marine ...
Alexa Sugpatan Abangan   +2 more
doaj   +1 more source

Reducing Sea Turtle Bycatch in the Mediterranean Mixed Demersal Fisheries

open access: yesFrontiers in Marine Science, 2019
The sea turtle (Caretta caretta) is the most common sea turtle in the Mediterranean, where incidental catches due to fishing activities are considered the main threat to its conservation.
Alessandro Lucchetti   +5 more
doaj   +1 more source

Frame survey of Kainji Lake, northern Nigeria, 1996 [PDF]

open access: yes, 1997
Since 1993, annual frame surveys have been conducted by the Nigerian-German Kainji Lake Fisheries Promotion Project to determine the distribution and number of fishing localities, fishing canoes and fishing gears around Kainji Lake, Nigeria.
Abayomi, O.S., Du-Feu, T.A.
core  

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

When is enough, enough? Quantifying trade-offs between information quality and sampling effort for fishing gear selectivity data. [PDF]

open access: yesPLoS ONE, 2018
There is general pressure throughout the world's fisheries for the industry to have greater involvement not only in the development of fishing gears but also in the testing and documentation of their effect.
Tiago Veiga-Malta   +3 more
doaj   +1 more source

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

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