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Envisioning Recovery: A Social-Ecological Systems Analysis of Maine's Co-managed Sea Urchin Fishery

机译:展望恢复:缅因州共同管理的海胆渔业的社会生态系统分析

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摘要

Maine's sea urchin resource has provided a critical source of income and cultural value to resource harvesters across the state, yet in the absence of adequate governance mechanisms, the urchin resource quickly succumbed to overharvest and persisting stock decline. Following collapse, the urchin fishery transitioned to an advisory co-management system characterized by increased collaboration between urchin harvesters and resource managers. As collaborative dialogue and decision-making continue, fishery participants are collectively envisioning a more sustainable future for this important natural resource. This master's thesis explores Maine's urchin fishery as a complex and coupled social-ecological system (SES) and documents harvester and scientist perspectives on urchin conservation and management. Researchers adopted a multi-phase and sequential mixed-methods research approach. The first phase of research began with ethnographic fieldwork that consisted of semi-structured, key informant interviews, document analysis of archived co-management meeting minutes, and participant observation during the Cat Ledges Restoration Project (CLRP), a harvester-led ledge restoration effort. Findings from this first phase of research were then used to inform the development of a structured questionnaire that was distributed to licensed urchin harvesters during a second research phase.;Chapter 1 examines Maine's sea urchin fishery as a case study of scale mismatch enabling widespread resource decline and critically explores a number of efforts aimed at achieving finer-scale and more sustainable urchin management. Researchers drew from Ostrom's social-ecological systems framework to identify specific variables that enable or impede a successful transition to fine-scale management in Maine's coastal zone. Findings highlight the importance of reflecting on management strategies in light of key actor and resource characteristics within a coupled SES and furthermore, point to harvester-led restoration efforts as compelling examples of small-scale adaptive governance that harbor potential for resolving urchin fishery scale mismatch.;Chapter 2 examines the findings from the Maine Sea Urchin Industry Survey which researchers distributed to all licensed urchin harvesters (n=297) in September 2016. A total of 43 questionnaires were returned and analyzed for descriptive statistics. Findings provide valuable insight into harvester perspectives in this changing fishery and additionally, clarify areas of emerging industry consensus and persisting contention which could benefit from further deliberation. Findings illustrate that the majority of survey respondents were displeased with urchin management and perceived declines in the health of the urchin resource. Consistent with these perceptions, most respondents opposed increasing catch limits, supported increasing penalties for violations, and supported the incorporation of proactive conservation and restoration measures in the fishery, including urchin relocation, reseeding, and farming. In contrast, harvesters expressed conflicting opinions on opening entry and employing an apprenticeship program in the fishery.;The findings presented in this thesis ultimately attest to the important role that harvester knowledge and participation play in resolving scale mismatch and enhancing the governance of this complex and coupled SES. Lastly, this research may prove useful for informing continued management decision-making and the ongoing development of an urchin Fishery Management Plan.
机译:缅因州的海胆资源为全州的资源采集者提供了重要的收入和文化价值来源,但是由于缺乏适当的治理机制,海胆资源迅速屈服于收割过度和持续下降的存货。崩溃之后,海胆渔业转向了以海胆收割者与资源管理者之间加强协作为特征的咨询联合管理系统。随着协作对话和决策的继续,渔业参与者正在集体为这一重要的自然资源设想一个更加可持续的未来。该硕士论文探讨了缅因州的海胆渔业是一个复杂且耦合的社会生态系统(SES),并记录了收割者和科学家对海胆保护和管理的观点。研究人员采用了多阶段和顺序的混合方法研究方法。研究的第一阶段始于人种志田野调查,包括半结构化,关键知情人访谈,存档的共同管理会议记录的文件分析以及在“猫壁架恢复项目”(CLRP)(由收割机主导的壁架恢复工作)中的参与者观察。然后,利用第一阶段研究的结果为结构化调查表的开发提供信息,该调查表在第二个研究阶段分发给有执照的海胆收割者。第1章以缅因州海胆渔业为例,研究规模不匹配导致资源大量减少的情况。并且批判性地探索了许多旨在实现更大规模和更可持续的海胆管理的努力。研究人员从奥斯特罗姆(Ostrom)的社会生态系统框架中找出了能够或阻碍成功过渡到缅因州沿海地区精细管理的特定变量。调查结果强调了在结合的SES中根据关键参与者和资源特征反思管理策略的重要性,此外,指出以捕捞者为主导的恢复工作是小规模适应性治理的有力例证,具有解决海胆渔业规模失衡的潜力。 ;第2章研究了缅因州海胆产业调查的结果,研究人员于2016年9月将其分发给了所有有执照的海胆收获者(n = 297)。总共返回了43份问卷,并进行了描述性统计分析。调查结果为我们提供了宝贵的见解,以了解捕捞者在这种不断变化的渔业中的观点,此外,它还阐明了新兴行业共识的领域和持续存在的争论,这可以从进一步的审议中受益。调查结果表明,大多数受访者对海胆管理不满意,并且认为海胆资源的健康状况有所下降。与这些看法一致的是,大多数答复者反对提高捕捞限额,支持对违法行为增加处罚,并支持将积极的养护和恢复措施纳入渔业,包括野孩子搬迁,重新播种和养殖。相比之下,收割者在渔业开放准入和采用学徒计划方面表达了不同的观点。本论文的研究结果最终证明了收割者的知识和参与在解决规模失衡和增强对这一复杂问题的治理方面的重要作用。耦合SES。最后,这项研究对于证明持续的管理决策和海胆渔业管理计划的持续发展可能是有用的。

著录项

  • 作者

    Ovitz, Kimberly L.;

  • 作者单位

    The University of Maine.;

  • 授予单位 The University of Maine.;
  • 学科 Aquatic sciences.;Conservation biology.
  • 学位 M.S.
  • 年度 2017
  • 页码 91 p.
  • 总页数 91
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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