Naila Izza Sabila et al. 2025. Analysis of Lead Metal Levels in Vaname Shrimp (Litopenaus vannamei) in the Coastal Area of ​​Pekalongan : Analisis Kadar Logam Timbal Pada Udang Vaname (Litopenaeus vannamei) Di Wilayah Pesisir Pekalongan. BIO-EDU: Jurnal Pendidikan Biologi. 10, 1 (Apr. 2025), 15–21. DOI:https://doi.org/10.32938/jbe.v10i1.7953.