Assessment of the hydromorphological quality of streams in the Venta River Basin District, Latvia; pp. 205–216

Dynamics of silica and phytoplankton population under altered conditions of river flow in the Daugava River, Latvia; pp. 217–231

Mean weight and total biomass of zooplankton as a core indicator of biodiversity of the Marine Strategy Framework Directive: an example of the Gulf of Riga; pp. 232–241

Taxonomic composition of zoopsammon in fresh and brackish waters of Estonia, a Baltic province ecoregion of Europe; pp. 242–261

Testing and development of different metrics and indexes describing submerged aquatic vegetation for the assessment of the ecological status of semi-enclosed coastal water bodies in the NE Baltic Sea; pp. 262–281

Recreational ice fishing on the large Lake Peipsi: socioeconomic importance, variability of ice-cover period, and possible implications for fish stocks; pp. 282–298

Contrasting patterns of macroptery in Roesel’s bush cricket Metrioptera roeselii (Orthoptera, Ensifera); pp. 299–311