Analisis Pemasaran Rumput Laut (Eucheuma Cottonii) di Desa Tua Nanga Kecamatan Poto Tano Kabupaten Sumbawa Barat: Seaweed (Eucheuma Cottonii) Marketing Analysis in Tua Nanga Village, Poto Tano District, West Sumbawa Regency

Tua Nanga Village is a prominent center for seaweed production in West Sumbawa Regency. Farmers in this area face challenges due to suboptimal use of production inputs and fluctuations in seaweed selling prices, resulting in a weakened bargaining position. The research objectives are (1) to identify seaweed marketing institutions, functions, and channels, and (2) to analyze the efficiency of seaweed marketing channels. The data analysis methods include income analysis, qualitative descriptive analysis, and analysis of marketing margins, farmer’s share, and the ratio of profits to costs. The results reveal that seaweed marketing institutions encompass farmers, village collectors, wholesalers, exporters, and retailers. All these entities perform essential marketing functions, such as exchange, physical handling, and facilitation. The most efficient marketing channel is channel II (farmers – wholesalers – exporters), characterized by the lowest marketing margin, the highest farmer’s share, and a cost-benefit ratio evenly distributed among each marketing institutio