Edwin Jefri

Comparison of Maceration and Ultrasonic Extraction Methods for Visual Saponin Screening in the Macroalga Sargassum polycystum

Zara Oktari Surur Asmi, Edwin Jefri & Lulu Adilla Latifah · Asian Journal of Fisheries and Aquatic Research · 2026

Sargassum polycystum is a brown macroalga containing various bioactive compounds, including saponin, which has considerable potential for pharmaceutical and nutraceutical applications. This study aimed to compare the effectiveness of conventional maceration and ultrasound-assiste...

Open access Research Article 10.9734/ajfar/2026/v28i91150

Community Structure and Spatial Pattern of Coral Reef Fishes in Nipah Bay, North Lombok Regency

Lalang Setiawan Hamsy, Nurliah Buhari & Edwin Jefri · Asian Journal of Fisheries and Aquatic Research · 2026

Reef fishes are key indicators of reef condition and play an important role in linking benthic and pelagic processes. This study aimed to quantify the community structure and spatial variation of reef fishes in Nipah Bay, North Lombok. Surveys were conducted in July 2025 at three...

Open access Research Article 10.9734/ajfar/2026/v28i41078