Editor’s preface; p. 3

Spatial distribution of macrofossil assemblages in surface sediments of two small lakes in Estonia; pp. 5–20

Timing of sexual reproduction in chydorid cladocerans (Anomopoda, Chydoridae) from nine lakes in southern Finland; pp. 21–36

Macroinvertebrates in Estonian streams: the effects of habitat, season, and sampling effort on some common metrics of biological quality; pp. 37–57

Feeding of 0+ smelt Osmerus eperlanus in Lake Peipsi; pp. 58–69

Mineral nutrition of natural regeneration of Scots pine on coastal dunes in South-West Estonia; pp. 70–80