Contents

Russian Journal of Marine Biology

---

Vol. 49, No. 4, 2023

---

Review

Marine Labyrinthulomycetes

D. D. Pereboev and E. N. Bubnova p. 241  abstract

---

Original Papers

Assessment of Microplastic Degradation in Bottom Sediments Using Raman Microspectroscopy and Atomic Force Microscopy

A. A. Karpenko and V. S. Odintsov p. 251  abstract

The Frequency of Occurrence of the North Pacific Minke Whale Balaenoptera acutorostrata scammoni Deméré, 1986 off the Northeastern Coast of Sakhalin Island in 2008-2021

E. B. Lebedev and V. Ya. Kavun p. 259  abstract

The Blood Cell Morphology of the Beluga Whale Delphinapterus leucas (Pallas, 1776)

P. V. Mischenko, V. A. Yachmen, E. N. Andrianova and P. G. Zakharenko p. 267  abstract

The Summer Distribution of Sculpin Fish (Cottidae) on the Continental Margin of the Sea of Japan from Cape Povorotny to Cape Mapatsa

V. V. Panchenko and A. N. Vdovin p. 274  abstract

Phylogenetic Diversity and Anti-Inflammatory Activity of Symbiotic Bacteria of Ligia exotica (Isopoda) from the Beibu Gulf, South China Sea

Cuiping Jiang, Qian Han, Yueyao Li, Mi Li, Yonghong Liu, Chenghai Gao and Xiangxi Yi p. 287  abstract

Feasibility Study and Assessment of Chitosan-Based Bioflocculant Harvesting Method for Scale-up of Microalgae Micractinium sp.

Deepi Deka, Channakeshavaiah Chikkaputtaiah and Natarajan Velmurugan p. 294  abstract

Seasonal Changes in Population Parameters and Mortality Rates of the Red Mullet (Mullus barbatus L., 1758) in the South-Eastern Part of the Black Sea Coast of Turkey

Naciye Erdoğan Sağlam p. 307  abstract

---

Short Communications

The Influence of Zinc and Iron on Population Growth and the Physiological State of the Microalga Heterosigma akashiwo (Raphidophycea)

Zh. V. Markina and A. V. Ognistaya p. 321  abstract

The Fatty Acid Composition of the Deep-Sea Acorn Worm Quatuoralisia malakhovi Ezhova et Lukinykh, 2022 (Hemichordata, Enteropneusta)

S. A. Rodkina p. 326  abstract

---