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ISSN : 1229-3431(Print)
ISSN : 2287-3341(Online)
Journal of the Korean Society of Marine Environment and Safety Vol.30 No.3 pp.283-290
DOI : https://doi.org/10.7837/kosomes.2024.30.3.283

Fishermen's Perceptions and Considerations regarding the Coexistence of Fishing Activities within Offshore Wind Farms

Yu-Jeong Mun*, Cho-Young Jung**
*Master of Science, Department of Fisheries Science, Kunsan National University, Gunsan 54150, Republic of Korea
**Professor, Department of Public Service in Ocean & Fisheries, Kunsan National University, Gunsan, 54150, Republic of Korea

* First Author : dbwd456@naver.com, 063-469-1815




※ This paper, titled “A study on the co-existence of offshore wind and fishing activities,” was presented at the 2023 Korean Society of Fisheries and Ocean Technology Fall Symposium and Conference (BEXCO, 2023. 11. 3. p. 250). This is a revised and supplemented paper.


Corresponding Author : wjdchdud@kunsan.ac.kr 063-469-1815
May 14, 2024 May 27, 2024 May 29, 2024

Abstract


In this study, a survey on the coexistence of offshore wind farm and fishing activities in Gochang, Gunsan, and Buan’s fishermen in the southwest sea offshore wind farm was carried out witn an aim of examining the factors that should be considered when coexisting. A questionnaire was composed after referring to domestic and foreign literature data on examples of coexistence. The questionnaire was issued through direct visits. Frequency analysis and cross-analysis were used for survey response results, and IBM SPSS Statistics ver. 26 was used for statistical processing. As a result of analyzing a total of 84 questionnaires, the perception of the coexistence of offshore wind and fishing activities was the same by 50.0% positive and negative, respectively. As a result of cross-analysis by region, significant differences were found (p <0.039). Gochang fishermen showed a high negative perception of the coexistence of offshore wind and fishing activities at 62.1%, with the main reason being that fishing resources are expected to decrease due to the influence of noise, vibration, and current generated from offshore wind farm facilities. In Gunsan, negative perception of coexistence was high at 57.7%. This was mainly attributed to the impossibility to operate in the offshore wind farm due to the nature of the fishery. On the contrary, in the case of Buan, 69.0% of the positive perception of coexistence was high 'because fishermen were dissatisfied with the current coexistence plan (policy)'. According to previous studies, 91.8% of domestic fishing methods show the possibility of fishing activities in offshore wind under caution, so it is concluded that research should be conducted to coexist with offshore wind and fishing activities as in foreign countries for smooth installation of offshore wind and continuous fishing activities.



초록


    1. Introduction

    According to the Paris Agreement on climate change response, each country announced its nationally determined contribution rate to set its own climate change response and greenhouse gas reduction goals (UN, 2015). In Korea, the Renewable Energy 3020 Implementation Plan was officiated, and the installation of offshore wind power was targeted at 12 GW (MOTIE, 2017). The potential of Korea's offshore wind power (119 TWh/year) is more than twice that of onshore wind powe r(52 TWh/year), making offshore wind power more suitable for energy availability than land (KEA, 2022). Consequently, the Korean Offshore Wind Power Development Policy has increased the offshore wind power target to 14.3 GW, which is in line with the 10th Electricity Supply and Demand Plan (MOTIE, 2022).

    However, the number of offshore wind power plants currently in commercial operation is only 124.5 MW, with three demonstration complexes in Jeju Tamna, Yeonggwang and Southwest Sea (GWEC, 2023). In Korea, there is a focus on offshore wind power as a new renewable energy source, but its spread is generally slow because of residents' acceptance (KPEI, 2018).

    According to data provided by the National Federation of Fisheries Cooperatives, 90.0% of offshore wind power permit complexes overlap with fishing activity protection areas, as defined by the Marine Spatial Planning Act. Ways to coexist offshore wind power and fishing activities include the development of profit sharing systems, fish farms, and tourism, which are far from fishing activities (KEPRI, 2020). This coexistence plan can be viewed as a different measure from the one that is most affected by fishing activities using ships.

    Europe, where offshore wind power is developed, faces limitations in dividing and managing marine space owing to the rapid increase in offshore energy and limited marine space, and is implementing the Multi-Use in European Seas(MUSES) plan as a new policy (MUSES, 2018). However, in Korea, research related to the coexistence of offshore wind power and fishing activities is insufficient. In future, the conflict that fishermen will face before and after the installation of offshore wind power will be the presence or absence of continuous fishing activities, and it is believed that research on the coexistence of the two will be needed both domestically and abroad.

    Therefore, this study conducted a survey on the coexistence of offshore wind power and fishing activities based on domestic and international literature, and conducted a survey of fishermen to understand their perception of the coexistence of offshore wind power and fishing activities and what could be considered to ensure coexistence. We derived the elements that needed to be performed.

    2. Theoretical background

    Before discussing the coexistence of offshore wind power and fishing activities, this study summarizes the definitions of offshore wind power and fishing activities and the current status of conflicts and that could arise when it comes to coexistence.

    2.1 Overview of offshore wind power

    The definition of ‘offshore wind power’ according to the Ministry of Trade, Industry and Energy’s Act on Management and Reclamation of Public Waters is a case where a wind power generator is installed in an area where water depth exists, either in the ‘sea’ or ‘beach’. Offshore wind energy is divided into fixed offshore wind power and floating offshore wind power depending on the type of facility. Among these, fixed offshore wind power is easier to install than the floating type, has low operating and management costs, and allows for the creation of large complexes. However, conflicts with local residents arise due to issues such as high installation costs, concerns about damage to coastal ecosystems, and fishing rights. Therefore, in this study, offshore wind power was set as fixed offshore wind power, which is expected to overlap with fishing and marine spaces and is expected to cause significant conflict due to issues, such as fishing rights.

    2.2 Overview of fishing activities

    In domestic offshore wind power conflicts, fishermen are becoming the main actors in collective resistance; hense a need to focus on them (Park et al., 2021). The basic fishing system in Korea is stipulated in the Fisheries Act and is divided into licensed and permitted fishing which is reported fishing according to the nature of the fishing industry. In the case of licensed fishing, the location and area of the fishing ground are specified through the fishing rights register and exclusive rights, such as property rights under civil law are enjoyed. Therefore, it is not difficult to collect the opinions of stakeholders their if fishing rights are affected (Yoo, 2020). Because of the nature of the reported fishing activities, these activities can only be carried out on beaches and shallow water, such as tidal flats, and the radius of fishing activities, such as joint fishing is limited. Therefore, it is expected that it will be easy to identify stakeholders (Yoo, 2020). However, the fishing area for permitted fishing is extensive nationwide or at the city/provincial level, and it is difficult to predict the exact fishing activity area unless through statistical analysis using automatic vessel identification devices. Therefore, it is inevitable that stakeholders will face challenges when specifying the target for study group. Therefore, this study targeted licensed fishing, which is expected to cause the greatest damage and conflict among fishermen due to the installation of offshore wind power in their fishing activities.

    2.3 Conflict between offshore wind power and fishing activities

    Conflict between offshore wind power and fishing activities could be due to the loss of fishing areas, diversion of fishing grounds, increased fishing efforts, reduced catch, and damage to fishing gear owing to offshore wind power debris and seabed structures.

    The result of a survey of stakeholders in Busan, Yeonggwang, Jeju, and Taean on the obstacles to the expansion of domestic offshore wind power showed that the only factor found to be a reduction in fishing rights was the conflict (Lee, 2022), a survey of fishermen in Yeonggwang and Tongyeong showed that offshore wind power, the only factor found to be a reduction in fishing damage without differences between groups (Park et al., 2021). As a result of analyzing the conflicts between offshore wind power plants in Buan, Gochang, Shinan, Tongyeong, Ulsan, Incheon, and Jeju between offshore wind power plants and local fishermen, fishermen in six regions claim a reduction in fishing volume and subsequent damage to their livelihoods due to the construction of offshore wind power plants in local waters. In addition, a decline in fishing production due to marine pollution or infringement of fishing routes due to offshore wind power generation facilities was reported as the first basis of local fishermen to oppose an offshore wind power project (Kim, 2023).

    2.4 Status of coexistence of offshore wind power and fishing activities

    The coexistence plan officially announced in the 3020 Renewable Energy Plan includes a development profit sharing system. However, in the long term, it may act as an obstacle to sharing the value of offshore wind power and resident participation (Lee, 2022). In addition, in Korea, coexistence plans for offshore wind power and fisheries have been proposed, such as the construction of complex aquaculture of seaweeds, including oysters, shellfish, seaweed, and kelp, and the indirect creation of fishery resources through artificial reefs. This coexistence plan, which changes the form of fishing activities in the region from catch fishing using boats to fishing using fish farms, has not been embraced by fishermen (Yoo, 2020).

    3. Materials and methods

    Based on Jung et al.(2019), who studied the possibility of fishing activities within offshore wind power complexes, we classified fishing risks by fishing methods and examined the possibility of the coexistence of domestic offshore wind power and fishing activities. According to information provided by the National Statistical Office, as of August 2023, the total number of fishing boats in Korea was 64,385, of which 39,066 fishing boats(approximately 60.7% of the total) were licensed. As a result of examining the status of fishing boats according to fishing risk among the permitted fisheries, single-line fishing, long line fishing, and anchovy chat boat are categorized as 'low', and bottom longline, floating longline, drag fishing, squid fishing, octopus pot, octopus fish, and coastal trap are categorized as 'normal', a total of 35,844 vessels(91.8%) used the drift net, long net, fixed gill net, and drift net fishing methods, and it was found that there is a possibility of fishing within the offshore wind power complex under caution. In addition, 3,222 vessels(8.2%) of shape nets, beam trawls, purse seines, angular nets, double dragline trawls, steamer coil nets, otter trawls, and single dragline trawls classified as ‘hazardous’ and ‘very dangerous’ are involved in the fishing industry within offshore wind farms. This activity was difficult.

    The survey areas were Gochang, Gunsan, and Buan, which correspond to the southwest sea offshore wind power complex, as shown in Fig. 1. Table 1 shows the results of examining the permitted fishing status in the survey area and classifying it according to the fishing risk. There were no fishing methods corresponding to 'low' fishing risk, and 'moderate', showing that the possibility of fishing activities within the offshore wind farm with caution was found to be 82.1%, 'risk' was 11.5%, and 'very risky' was 6.4%.

    To investigate fishermen's awareness of the coexistence of offshore wind power and fishing activities and the factors to consider when coexisting, a survey was conducted by directly visiting ports and attending fishing community meetings in the survey area in July 2023. A total of 133 questionnaires were collected during the research period, and the response from 84 questionnaires were analyzed, excluding questionnaires not related to this study.

    The survey on the coexistence of offshore wind power and fishing activities consisted of 21 questions, including general status (9 questions), awareness of the coexistence of offshore wind power and fishing activities (1 question), and factors to consider when offshore wind power and fishing activities coexist (11 questions).

    The survey results were analyzed by dividing them into: 1) general status, 2) perception of the coexistence of offshore wind power and fishing activities, 3) differences in the perception of the coexistence of offshore wind power and fishing activities by region, and 4) factors to be considered when offshore wind power and fishing activities coexist. Statistical processing of the survey response results was performed using IBM SPSS Statistics ver. 26 and frequency analysis and cross-tabulation were carried out.

    4. Results and discussion

    4.1 General status

    The results of the frequency analysis for the general status are shown in Table 2. There were high missing values in the questions, except for region and language. Those over 60 years old were the highest at 68.3%, those with over 30 years of experience were the highest at 54.2%, and the percentages by region were 34.5% in Gochang, 31.0% in Gunsan, and 34.5% in Buan. The fishing risk according to fishing method was low(3.6%), moderate(84.5%), risky(1.2%), and very risky(10.7%). Fishing vessel tonnage was less than 5 tons in 73.2%, fishing vessel length less than 5~10 m in 50.0%, and vessel age over 20 years in 40.9%. The engine horsepower was 38.0% over 300 hp, and the line quality was FRP 95.8%.

    Among the permitted fishing operations in the survey area, the proportions of fishing methods with ‘moderate’ fishing risk and those with ‘moderate’ fishing risk were similar. However, because 'low' fishing methods that did not appear in the survey target area and the survey period overlapped with the fishing season of coastal fishing, there was a lack of reflection of fishermen's perception of the fishing risk as 'dangerous' and 'very dangerous'. It was determined that this consideration was necessary.

    4.2 Perception of the coexistence of offshore wind power and fishing activities

    As a result of the frequency analysis of the perception of the coexistence of offshore wind power and fishing activities, as shown in Table 3, 42 people (50.0%) had a positive perception and 42 people (50.0%) had a negative perception.

    4.3 Perception of the coexistence of offshore wind power and fishing activities by region

    As a result of cross-analyzing the perception of the coexistence of offshore wind power and fishing activities by region, significant differences were observed (p<0.05), as shown in Table 4. In Gochang and Gunsan, negative perceptions of the coexistence of offshore wind power and fishing activities were higher at 62.1% and 57.7%, respectively, whereas in Buan, positive perceptions were higher at 69.0%.

    Table 5 shows the results of the cross-analysis of the reasons for positive perceptions of the coexistence of offshore wind power and fishing activities by region. In the case of Gochang, the reason for the positive perception of the coexistence of offshore wind power and fishing activities was 'because I am dissatisfied with the current coexistence plan (policy)' at 27.8%, and 'because the fishing grounds are shrinking due to wind power complex facilities' at 22.2%. In Gunsan, 'because an increase in fisheries resources is expected due to artificial reefs and seed release projects within the offshore wind power complex' was the highest at 27.3%, followed by 'because fishing is possible within the offshore wind power complex due to the nature of the fishing industry' and 'offshore wind power.' 'Just because the regulated sea area overlaps with the fishing grounds' was high at 22.7%. In Buan, 'because we are dissatisfied with the current coexistence plan (policy)' was the highest at 24.4%, followed by 'because fishing is possible within the offshore wind farm due to the nature of the fishing industry' and 'because the fishing grounds are shrinking due to the wind farm facilities.' 'Because it works' was high at 17.1%. Other reasons include the need for continuous fishing activities and coexistence measures.

    In all regions, the reason for having a positive perception of the coexistence of offshore wind power and fishing activities was ‘because they are dissatisfied with the current coexistence plan (policy).’ In other words, because fishing activities were excluded from the coexistence plan between offshore wind power and the fishing industry, it is believed that there was a highly positive perception of fishing activities and coexistence presented in this study. Offshore wind power is an important task for decarbonization, but social conflict cannot be avoided because of its the large overlap with fishermen's fishing grounds (SFOC, 2023). In marine space planning, coexistence is recognized as the best alternative for resolving conflict between users. The discovery of economic value and success stories from various coexistence attempts is expected to increase the social acceptability of offshore wind farms and simultaneously attract large capital investments, leading to a more active use of commercial coexistence (Kang et al., 2016).

    Table 6 shows the results of a cross-analysis of the reasons for the negative perceptions of the coexistence of offshore wind power and fishing activities by region. In the case of Gochang, the biggest reason for the negative perception of the coexistence of offshore wind power and fishing activities was 'because a decrease in fishery resources is expected due to the effects of noise, vibration, and current generated from offshore wind power complex facilities', which was as high as 34.5%, followed by ‘because fishing is impossible within the offshore wind farm due to the nature of the fishing industry’ at 24.1%. In Gunsan, 'because fishing is impossible within the offshore wind power complex due to the nature of the fishing industry' was the highest at 43.3%, followed by 'a decline in fishery resources is expected due to the effects of noise, vibration, and current generated from the offshore wind power complex facilities.' 'Because it works' was high at 30.0%. In Buan, 50.0% said 'because a decrease in fishery resources is expected due to the effects of noise, vibration, and current generated from offshore wind farm facilities', and 28.6% said 'due to risk factors such as offshore wind power structures and underwater obstacles due to the nature of fishing.' In all three regions, the reason for the negative perception of the coexistence of offshore wind power and fishing activities was ‘the decrease in fishery resources owing to the effects of noise, vibration, and currents generated from offshore wind power complex facilities’. Because the results of studies on whether fishery resources are reduced due to offshore wind power are somewhat different, it is necessary to investigate in more detail the environmental hazards requested by local residents to resolve these conflicts (Lee, 2022). In addition, because it is impossible to predict environmental changes by 100%, it is believed that the reliability of environmental predictions will improve to some extent if a post-evaluation design is established to reduce errors that may occur during the calculation process and verify the results (Lee et al., 2015).

    4.4 Factors to consider when offshore wind power and fishing activities coexist

    Table 7 presents the results of the frequency analysis of the factors considered when offshore wind power and fishing activities coexist. Regarding the consideration factors, ‘necessary’ and ‘very necessary’ accounted for 82.4% of the total. The factors considered in this survey were constructed with reference to previous domestic research and the MUSES. As a result of the responses, all questions mainly included ‘necessary’ and ‘very necessary’, so it is judged that it is necessary to reflect the consideration factors presented in this survey question when implementing policies related to the coexistence of offshore wind power and fishing activities. However, the consideration factors presented in this survey question are not specific and do not include all elements necessary for coexistence; therefore, so it is concluded that more detailed investigation and analysis based on domestic and foreign literature and cases is needed.

    In addition, unlike abroad, there are diverse fishing methods and a large number of fishing boats, most of which are operated by individuals. Therefore, there are limitations in comparing domestic fishing activity conditions with foreign coexistence cases, so it is necessary to take into account domestic fishing types, fishing environments, and so on.

    5. Conclusion

    This study conducted a survey of licensed fishermen in Gochang, Gunsan, and Buan, areas of offshore wind power complexes in the Southwest Sea, to examine fishermen's perceptions of the coexistence of offshore wind power and fishing activities, and the factors to consider when coexisting. The response rate of fishermen by region was similar and the fishing risk level of the fishing methods of those surveyed was mainly average.

    For the 84 survey papers, frequency analysis and cross-tabulation were performed using the IBM SPSS Statistics ver. 26. The analysis revealed that the positive and negative perceptions of the coexistence of offshore wind power and fishing activities were 50% each, and that there was a significant difference in the perception of the coexistence of offshore wind power and fishing activities by region (p=0.039, p<0.05). In Gochang and Gunsan, negative perceptions were higher regarding the coexistence of offshore wind power and fishing activities, whereas positive perceptions were higher in Buan. The reason for the negative perception of the coexistence of offshore wind power and fishing activities was highly cited in Gochang as 'because a decrease in fishery resources is expected due to the effects of noise, vibration, and current generated from offshore wind farm facilities', and in Gunsan as 'fishery resources'. 'Because it is impossible to operate within an offshore wind farm due to its characteristics' was highly expressed. In contrast, in the case of Buan, the reason for positive perception of coexistence was ‘because they are dissatisfied with the current coexistence plan (policy)’. It was found that all questions regarding factors to be considered when offshore wind power and fishing activities coexist mainly consisted of ‘necessary’ and ‘very necessary.’

    The above results are limited in that they only surveyed licensed fisheries in the area corresponding to offshore wind power complexes in the Southwest Sea, and did not include the perceptions of licensed and reported fishermen. In addition, because the majority of fishing methods were classified as having ‘moderate’ fishing risk, there were limitations in investigating the perception of the coexistence of offshore wind power and fishing activities by fishing risk level. Therefore, to coexist with offshore wind power and fishing activities the future, it is necessary to closely understand the perception of fishing activities within offshore wind power complexes by fishing methods, based on which a more sophisticated evaluation of factors to be considered when offshore wind power and fishing activities coexist.

    Figure

    KOSOMES-30-3-283_F1.gif

    Southwest offshore wind farms.

    Table

    The number of permitted fishery level of risk by survey region

    Analysis of the basic items in the questionnaire survey

    Analysis of the coexistence perception of offshore wind and fishing activities

    Analysis of the coexistence perception of offshore wind and fishing activities by region

    Number of reasons for positive perception the coexistence of offshore wind and fishing activities by region

    Number of reasons for negative perception the coexistence of offshore wind and fishing activities by region

    Analysis of the considerations for the co-existence of offshore wind and fishing activities

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