Art: Staurastrum manfeldtii
VANDA: Planteplankton 05.09.1989 Hamar katedralskole Stavsjø (Ringsaker, Innlandet) | Asterionella formosa Ceratium hirundinella Dinobryon cf. divergens Fragilaria crotonensis Microcystis sp. Peridinium sp. Staurastrum manfeldtii |