Volume & Issue: Volume 30, Issue 6, January and February 2022 
Evaluation of some risk factors on the rainbow trout production with emphasis on water microbial indices and heavy metals of farms along the Haraz River

Pages 25-42

Mayam Ghiasi; Hasan Nasrollahzadeh; Hasan Fazli; Reza Safari; Seyed mohammad vahid Farabi; Mohammad Binaii; Zahra Yaghoob zadeh; Eynollah Zareh; Shahriyar Behroozi; Farshideh Habibi


Investigation of microplastic pollution in the Southern Caspian Sea coastal sediments

Pages 97-110

Milad Mohiti; Javid Imanpoor namin; Masood Satari; Mojtaba Shokrolahzadeh taleshi