Naila Izza Sabila (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), pp. 15–21. doi: 10.32938/jbe.v10i1.7953.