Contents

Journal of Ichthyology

Vol. 66, No. 2, 2026

Olfactory Organ of Goldenstriped Soapfish Grammistes sexlineatus (Grammistidae) and Fire-Tale Devil Labracinus cyclophthalmus (Pseudochromidae)

N. I. Pashchenko, L.T.K. Oanh, and A. O. Kasumyan p. 199  abstract

Ichthyofauna of Freshwater Bodies in the Murmansk Region

M. Yu. Alekseev and A. V. Zubchenko p. 217  abstract

Grayling (Thymallus, Salmonidae) in Water Bodies of Federal Specially Protected Areas in the Amur River Basin: Diversity and Ways of Conservation

A. L. Antonov p. 229  abstract

Recovery Dynamics of Fish Assemblages Two Years after a Major Chemical Spill in the Bečva River, Czech Republic

T. Doležal and L. Všetičková p. 245  abstract

Origin and Formation of Ichthyofauna and Fisheries in the Baltic Sea Basin

A. V. Gushchin and I. A. Shavrina p. 255  abstract

Dynamics of Baikal Omul Coregonus migratorius (Coregonidae) Stock during Periods of Fishery and Fishery Banning

N. G. Zapadaeva, A. E. Bobyrev, V. A. Peterfeld, and A. V. Bazov p. 272  abstract

Reproduction Peculiarities of Pink Salmon Oncorhynchus gorbuscha (Salmonidae) of Iturup Island (Kuril Islands, Russia)

A. M. Kaev and V. I. Ostrovskii p. 282  abstract

Reproductive Activity of Spotted Metynnis Metynnis maculatus (Serrasalmidae), a Non-Native Species in the São Francisco Basin, Três Marias Reservoir, Minas Gerais, Brazil

L. P. da Silva, A. L. Paschoalini, B. Thuller, E. Rizzo, F. P. Arantes, L. Marcon, and N. Bazzoli p. 295  abstract

Cases of Body Color Aberrations in Fishes from the Sakhalin-Kuril Waters

Yu. N. Poltev and A. V. Luchenkov p. 305  abstract

SHORT COMMUNICATIONS

Finding of a Cichlid Species New for the Fauna of Vietnam, Redbelly Tilapia Coptodon zillii, in the Dong Nai River Basin

E. P. Karpova, N. D. Cu, S. V. Kurshakov, I. I. Chesnokova, and C. H. B. Nguyen p. 316  abstract

Psammogobius biocellatus (Gobiidae), a Newly Confirmed Inhabitant of Jeju-do Island, Korea

M.-S. Kim, Y.-S. Shin, and J.-G. Kim p. 320  abstract

Finding of a Clutch of the Frog Sculpin Myoxocephalus stelleri on Top of a Clutch of the Antlered Sculpin Enophrys diceraus (Cottidae)

V. V. Panchenko, P. A. Saveliev, and Yu. S. Nekotinev p. 325  abstract

Leucocyte Profile of Golden Gray Mullet Chelon auratus (Mugilidae) of Different Ages

A. G. Rokotova, A. A. Soldatov, and T. A. Kukhareva p. 331  abstract