Gear performance and catch process of a commercial Danish anchor seine

Research output: Contribution to journalJournal article – Annual report year: 2019Researchpeer-review

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Gear performance and catch process of a commercial Danish anchor seine. / Noack, Thomas; Stepputtis, Daniel; Madsen, Niels; Wieland, Kai; Haase, Stefanie; Krag, Ludvig Ahm.

In: Fisheries Research, Vol. 211, 2019, p. 204-211.

Research output: Contribution to journalJournal article – Annual report year: 2019Researchpeer-review

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Author

Noack, Thomas ; Stepputtis, Daniel ; Madsen, Niels ; Wieland, Kai ; Haase, Stefanie ; Krag, Ludvig Ahm. / Gear performance and catch process of a commercial Danish anchor seine. In: Fisheries Research. 2019 ; Vol. 211. pp. 204-211.

Bibtex

@article{2fdc05f55b074cafbab857ad9ea11759,
title = "Gear performance and catch process of a commercial Danish anchor seine",
abstract = "The Danish anchor seine is an efficient type of active fishing gear used globally. Knowledge of the gear and its operational performance is limited, but needed to ensure efficient fishing and appropriate management. During this study, a combination of GPS loggers, depth loggers, and cameras, were utilized to collect quantitative information about the geometry of the seine net and seine ropes during all stages of the fishing process, and to identify when fish enter the seine net. Measurements of the horizontal and vertical openings of the seine net indicated that gear geometry changed continuously during the fishing process. Underwater recordings from the net revealed that the majority of fish entered the seine net within the last quarter of the fishing period, and that fishermen are able to control the timing of increasing the retrieval speed to prevent losing fish late in the fishing process. Underwater recordings of the seine rope provided qualitative results indicating that interactions with the sea bed are relatively minor in nature.",
keywords = "Demersal fishery, Fish behavior, Fishing gear geometry, Selectivity, Swept area",
author = "Thomas Noack and Daniel Stepputtis and Niels Madsen and Kai Wieland and Stefanie Haase and Krag, {Ludvig Ahm}",
year = "2019",
doi = "10.1016/j.fishres.2018.11.012",
language = "English",
volume = "211",
pages = "204--211",
journal = "Fisheries Research",
issn = "0165-7836",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Gear performance and catch process of a commercial Danish anchor seine

AU - Noack, Thomas

AU - Stepputtis, Daniel

AU - Madsen, Niels

AU - Wieland, Kai

AU - Haase, Stefanie

AU - Krag, Ludvig Ahm

PY - 2019

Y1 - 2019

N2 - The Danish anchor seine is an efficient type of active fishing gear used globally. Knowledge of the gear and its operational performance is limited, but needed to ensure efficient fishing and appropriate management. During this study, a combination of GPS loggers, depth loggers, and cameras, were utilized to collect quantitative information about the geometry of the seine net and seine ropes during all stages of the fishing process, and to identify when fish enter the seine net. Measurements of the horizontal and vertical openings of the seine net indicated that gear geometry changed continuously during the fishing process. Underwater recordings from the net revealed that the majority of fish entered the seine net within the last quarter of the fishing period, and that fishermen are able to control the timing of increasing the retrieval speed to prevent losing fish late in the fishing process. Underwater recordings of the seine rope provided qualitative results indicating that interactions with the sea bed are relatively minor in nature.

AB - The Danish anchor seine is an efficient type of active fishing gear used globally. Knowledge of the gear and its operational performance is limited, but needed to ensure efficient fishing and appropriate management. During this study, a combination of GPS loggers, depth loggers, and cameras, were utilized to collect quantitative information about the geometry of the seine net and seine ropes during all stages of the fishing process, and to identify when fish enter the seine net. Measurements of the horizontal and vertical openings of the seine net indicated that gear geometry changed continuously during the fishing process. Underwater recordings from the net revealed that the majority of fish entered the seine net within the last quarter of the fishing period, and that fishermen are able to control the timing of increasing the retrieval speed to prevent losing fish late in the fishing process. Underwater recordings of the seine rope provided qualitative results indicating that interactions with the sea bed are relatively minor in nature.

KW - Demersal fishery

KW - Fish behavior

KW - Fishing gear geometry

KW - Selectivity

KW - Swept area

U2 - 10.1016/j.fishres.2018.11.012

DO - 10.1016/j.fishres.2018.11.012

M3 - Journal article

VL - 211

SP - 204

EP - 211

JO - Fisheries Research

JF - Fisheries Research

SN - 0165-7836

ER -