Pavloski, S., Ivanova, L., Jordanova, M., Dinevska-Ќovkarovska S. and Rebok, K. 2020. Quantitative analysis of the pigment composition of macrophage aggregates in the spleen of chub (Squalius cephalus L., 1758) from the river Crn Drim. Influence of sex and season . Macedonian Journal of Ecology and Environment. 22, 2 (Dec. 2020), 75–86. DOI:https://doi.org/10.59194/MJEE20222075p.