Cluster-based Shrimp Farming in Digholia, Khulna: A Case Study on Galda (Macrobrachium Rosenbergii) Culture

Pobitro Kumar Ghosh *

Sustainable Coastal and Marine Fisheries Project (SCMFP), Bangladesh.

*Author to whom correspondence should be addressed.


Abstract

This study examines a cluster-based shrimp farming initiative implemented under the Sustainable Coastal and Marine Fisheries Project (SCMFP) in Digholia Upazila, Khulna. The project aimed to enhance rural livelihoods and promote women’s empowerment through the cultivation of Macrobrachium rosenbergii (Galda shrimp). Five clusters were established, each consisting of 25 farmers, with at least 20% female participation. Individual ponds were constructed adjacently within each cluster to promote coordination, input sharing, and community-based biosecurity practices.The four-month culture cycle yielded high survival rates and growth performance. Farmers maintained water quality through regular testing, probiotic application, and adherence to recommended pH levels of 7.5–8.5. Co-culture with carp improved pond ecology by reducing organic waste and algae growth. Comprehensive training provided by SCMFP experts focused on pond preparation, nursery management, disease prevention, and feed application. Financial literacy modules helped farmers develop business plans, manage input costs, and improve credit access. Women participated actively in feeding, record-keeping, and water testing, contributing to productivity and gaining confidence in farm management. The cluster approach enabled centralized procurement of inputs such as post-larvae, feed, and lime, reducing costs and ensuring timely distribution. Collective problem-solving and synchronized operations improved disease management and harvest planning. Institutional support through regular monitoring and advisory visits by SCMFP officials further strengthened implementation. Marketing was enhanced through training in shrimp grading and buyer negotiation. Coordinated harvesting allowed steady market supply and better pricing. Some women assumed leadership in organizing sales and managing buyer interactions.

Keywords: Shrimp farming, Bangladesh, sustainable coastal and marine fisheries project (SCMFP), department of fisheries (DoF), galda


How to Cite

Ghosh, Pobitro Kumar. 2025. “Cluster-Based Shrimp Farming in Digholia, Khulna: A Case Study on Galda (Macrobrachium Rosenbergii) Culture”. Asian Journal of Fisheries and Aquatic Research 27 (7):135-42. https://doi.org/10.9734/ajfar/2025/v27i7957.

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