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Marine Biology

The University of Maine

Electronic Theses and Dissertations

Groundfish

Publication Year

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Full-Text Articles in Life Sciences

Evaluating Seafood Distribution Channels In The Atlantic Sea Scallop And Northeast Multispecies Groundfish Fisheries, Amanda Fall May 2020

Evaluating Seafood Distribution Channels In The Atlantic Sea Scallop And Northeast Multispecies Groundfish Fisheries, Amanda Fall

Electronic Theses and Dissertations

Federal fisheries policy in the United States aims to balance resource conservation with maximum sustainable use. Catch shares are a quota-based management tool that are being increasingly deployed to achieve this ambitious goal. One perceived benefit of catch shares is that they give fishermen control of their catch so they will have the latitude to pursue the most profitable marketing arrangements. Using a mixed-methods approach, this research seeks to (1) describe and document the different marketing strategies that commercial fishermen in the Northeast Multispecies Groundfish and Atlantic Sea Scallop fisheries are using to sell their catch; and (2) estimate the …


Developing A Collaborative Research Program To Evaluate Fine-Scale Groundfish Dynamics In Eastern Maine, Mattie Rodrigue Dec 2017

Developing A Collaborative Research Program To Evaluate Fine-Scale Groundfish Dynamics In Eastern Maine, Mattie Rodrigue

Electronic Theses and Dissertations

Fisheries science conducted and used for management strategies in the Gulf of Maine (GOM) is conducted at broad spatial and temporal scales. There is a tendency for fisheries-independent monitoring programs, which play a critical role in fisheries assessment and management, to miss fine-scale dynamics, especially given the complex hydrographic structures characterizing the GOM. In New England, fishermen participating in a heterogeneous groundfish fishery within the GOM may have varied perceptions of fish abundance or distribution depending on the scale at which they participate in the fishery. Overlooking fine-scale life-history dynamics coupled with scale-mismatch in science and management may perpetuate a …


An Analysis Of Gulf Of Maine Cod Metapopulation Structure And Localized Stability, With Application To Area-Based Fisheries Management, Derek Olson Dec 2016

An Analysis Of Gulf Of Maine Cod Metapopulation Structure And Localized Stability, With Application To Area-Based Fisheries Management, Derek Olson

Electronic Theses and Dissertations

The complex metapopulation structure of groundfish stocks in the Gulf of Maine, particularly Atlantic cod (Gadus morhua), is largely ignored under the current system of broad-scale stock assessment and management. This mismatch of biological and administrative scales has contributed to severe overall stock decline and localized serial depletion of Gulf of Maine cod. Such chronic management failure has led to growing calls for a more area-based, finer-scale approach to managing groundfish in the Gulf of Maine. A primary difficulty hindering the development of finer-scale groundfish management has been the challenge of estimating fishing mortality upon local stock components. …