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Full-Text Articles in Anthropology

Mobility In The Mangroves: Catch Rates, Daily Decisions, And Dynamics Of Artisanal Fishing In A Coastal Commons, Christine M. Beitl Jan 2015

Mobility In The Mangroves: Catch Rates, Daily Decisions, And Dynamics Of Artisanal Fishing In A Coastal Commons, Christine M. Beitl

Anthropology Faculty Scholarship

This paper integrates institutional theories of the commons with insights from geography and human behavioral ecology to explore the spatial and temporal dynamics of artisanal fishing in Ecuador’s coastal mangrove swamps. The focus is on the cockle fishery commons characterized by a mixture of formal institutional arrangements and an informal division of fishing space that partially influences fisher decisions about where and when to fish. Individual decisions are further explained to a certain degree by the patch choice model since fishers often move on to new grounds when their catch rates fall below average. These optimizing strategies requiring rotation within …


Navigating Over Space And Time: Fishing Effort Allocation And The Development Of Customary Norms In An Open-Access Mangrove Estuary In Ecuador, Christine M. Beitl May 2014

Navigating Over Space And Time: Fishing Effort Allocation And The Development Of Customary Norms In An Open-Access Mangrove Estuary In Ecuador, Christine M. Beitl

Anthropology Faculty Scholarship

Fisheries are increasingly understood as complex adaptive systems; but the cultural, behavioral, and cognitive factors that explain spatial and temporal dynamics of fishing effort allocation remain poorly understood. Using Geographic Information Systems (GIS) as a visualization tool, this paper combines catch-per-unit-effort (CPUE) and ethnographic data about the Ecuadorian mangrove cockle fishery to explore patterns in fishing effort and the social production of fishing space. I argue that individual decisions about where, when, and how to fish result in spatial and temporal patterns in effort allocation, ultimately regulating open-access fisheries that typically operate on a first-come, first-serve basis. These emergent patterns …


Adding Environment To The Collective Action Problem: Individuals, Civil Society, And The Mangrove-Fishery Commons In Ecuador, Christine M. Beitl Jan 2014

Adding Environment To The Collective Action Problem: Individuals, Civil Society, And The Mangrove-Fishery Commons In Ecuador, Christine M. Beitl

Anthropology Faculty Scholarship

Research on the commons suggests a more robust understanding of human-resource interactions is needed to strengthen theories about collective action and sustainable governance. I combine ethnographic and fishery data to explore how resource characteristics and institutions influence people’s behavior toward common pool resources in coastal Ecuador. This comparative study of the commons at two levels (mangroves and the cockle fishery) highlights how trust, communication, and social obligation depend on social histories of resource systems and types of collective action problems, largely explaining why local institutions encourage individuals to uphold mangrove forest conservation but have little effect on cooperation in fisheries.


Shifting Policies, Access, And The Tragedy Of Enclosures In Ecuadorian Mangrove Fisheries: Towards A Political Ecology Of The Commons, Christine M. Beitl Jan 2012

Shifting Policies, Access, And The Tragedy Of Enclosures In Ecuadorian Mangrove Fisheries: Towards A Political Ecology Of The Commons, Christine M. Beitl

Anthropology Faculty Scholarship

After decades of mangrove deforestation for the development of shrimp farming, the Ecuadorian state began to officially recognize the ancestral rights of traditional users of coastal mangrove resources in the late 1990s. This article traces the trajectory of coastal policy change and the transformation of mangrove tenure regimes from an implicit preference for shrimp aquaculture to a focus on conservation and sustainable development with greater community participation through the establishment of community-managed mangrove areas called custodias. I argue that while the custodias have empowered local communities in their struggle to defend their livelihoods and environment against the marginalizing forces of …


Cockles In Custody: The Role Of Common Property Arrangements In The Ecological Sustainability Of Mangrove Fisheries On The Ecuadorian Coast, Christine M. Beitl Jan 2011

Cockles In Custody: The Role Of Common Property Arrangements In The Ecological Sustainability Of Mangrove Fisheries On The Ecuadorian Coast, Christine M. Beitl

Anthropology Faculty Scholarship

Scholars of common property resource theory (CPR) have long asserted that certain kinds of institutional arrangements based on collective action result in successful environmental stewardship, but feedback and the direct link between social and ecological systems remains poorly understood. This paper investigates how common property institutional arrangements contribute to sustainable mangrove fisheries in coastal Ecuador, focusing on the fishery for the mangrove cockle (Anadara tuberculosa and A. similis), a bivalve mollusk harvested from the roots of mangrove trees and of particular social, economic, and cultural importance for the communities that depend on it. Specifically, this study examines the emergence of …