421668

Declining Trend of Pole and Line Fisheries in Bitung, North Sulawesi, Indonesia

Article

Last updated: 27 Apr 2025

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Abstract

The skipjack tuna (Katsuwonus pelamis) is an important fish resource for local people in Bitung. It is categorized as economic pelagic fish for export commodity caught by pole and line vessels. However, the catch has declined due to reduced number of fishing operations. This study aids to know the pole and line fisheries conditions in Bitung municipality. The results showed that the contribution of pole and line fisheries to total fish catch in Bitung fell as much as 3.608% year-1. In addition, the decline occurred in the number of trips as much as 30.5 year-1, number of vessels as much as 0.9 or one vessel year-1, number of catches as much as 784.98 tons year-1, productivity as much as 0.479 ton sGT-1 year-1, and catchability as much as 1.355 tons trip < sup>-1 year-1.

DOI

10.21608/ejabf.2025.421668

Keywords

Trend, Degradation, Operation, catch, Vessel, Pole and line

Authors

First Name

Pamikiran

Last Name

et al.

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Volume

29

Article Issue

2

Related Issue

54176

Issue Date

2025-03-01

Receive Date

2025-04-10

Publish Date

2025-03-01

Page Start

2,045

Page End

2,058

Print ISSN

1110-6131

Online ISSN

2536-9814

Link

https://ejabf.journals.ekb.eg/article_421668.html

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http://journals.ekb.eg?_action=service&article_code=421668

Order

138

Publication Type

Journal

Publication Title

Egyptian Journal of Aquatic Biology and Fisheries

Publication Link

https://ejabf.journals.ekb.eg/

MainTitle

Declining Trend of Pole and Line Fisheries in Bitung, North Sulawesi, Indonesia

Details

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Article

Created At

27 Apr 2025