Moderlieschen

Leucaspius delineatus (Heckel) The common moderlieschen is a small fish of no economic importance, living in the basins of many Ukrainian rivers. Body length: up to 7-8cm (usually less).

[…] numbers of eggs in ribbons (perch) or strings (the moderlieschen Leucaspius delineatus) which are entwined amongst submerged vegetation.

To avoid lipoid degeneration in the trout liver young fish which contain less fat should be used. Fresh-water trash fish (bleak, ruff, gudgeon, loach, verkhovka or moderlieschen, minnow, etc.) are considered a better natural food, […]

The European moderlieschen, Leucaspius delineatus, which lays eggs in spirals or rings on plant stems, is aided by enlarged genital papillae.