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苏格兰政府:2023年苏格兰鲑鱼和海鳟渔业统计报告(英文版)(19页).pdf

上传人: AG 编号:605616 2024-03-01 19页 1.08MB

1、Scottish salmon and sea trout fishery statistics 2023 Official StatisticsMay 2024 1 Contents Key Points Salmon.2 Key Points Sea trout.2 Introduction.3 An Official Statistics Publication for Scotland.3 Salmon Fishery Regulations.3 Salmon Rod Fishery.4 Stock Components.4 Catch and release.5 Salmon Net

2、 Fishery.7 Salmon Catch by Fishing Method.7 Farmed Salmon.7 Sea Trout Rod Fishery.8 Catch and release.8 Sea Trout Net Fishery.10 Sea Trout catch by Fishing Method.12 Supplementary Tables.13 Glossary.14 Data and Methodology.16 How to access source data.16 Methodology.16 Crown copyright.16 Tell us wha

3、t you think.17 Feedback survey.17 Enquiries.17 Join our mailing list.17 Future publications.17 2 Key Points Salmon Overall,the number of Atlantic salmon caught by Scottish fisheries in 2023 was fewer than the previous year.The total reported rod catch of wild salmon for 2023 is 32,477,the lowest sin

4、ce records began in 1952.This is a decrease of 24%compared to 2022,and 77%of the previous five-year average.Catch and release in 2023 accounted for 96%of the total rod catch and 99%of the rod-caught spring multi sea-winter fish(taken before 1 May).Reported spring catch in 2023 is 2,366.This is a dec

5、rease of 35%on the 2022 season and was 89%of the previous five-year average.Reported retained catch for the net fisheries was among the lowest recorded since 1952.Released net-caught fish were reported for the first time in 2021.A total of 48 fish were reported as being of farmed origin,representing

6、 0.15%of the total catch,by all methods,in 2023.Key Points Sea trout Overall,including all methods,the number of sea trout caught by Scottish fisheries in 2023 was fewer than the previous year.The total reported rod catch of sea trout for 2023 is 14,823,the fifth lowest since 1952.This is an increas

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根据标记中的内容,2023年苏格兰鲑鱼和海鳟渔业统计报告的主要内容如下: 1. 2023年苏格兰鲑鱼捕捞总量为32,477条,是自1952年有记录以来的最低水平,比2022年下降了24%,比过去五年的平均水平下降了77%。 2. 2023年春季(5月1日前)鲑鱼捕捞量为2,366条,比2022年下降了35%,是过去五年的89%。 3. 2023年鲑鱼网捕总量为246条,是自1952年以来的最低水平。 4. 2023年苏格兰海鳟捕捞总量为14,823条,是自1952年以来的第五低水平,但比2022年增长了1%,是过去五年的103%。 5. 2023年海鳟幼鱼(finnock)捕捞量为5,874条,是自2004年有记录以来的第二低水平,比2022年下降了29%,是过去五年的80%。 6. 2023年鲑鱼和海鳟的养殖鱼捕捞量分别为48条和0条。 7. 2023年鲑鱼和海鳟的捕捞方式以垂钓为主,网捕和固定引擎捕捞所占比例较小。
2023年苏格兰鲑鱼捕捞量为何大幅下降? 2023年苏格兰海鳟捕捞量为何有所增加? 鲑鱼和海鳟的养殖数量在2023年有何变化?
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