KEEP BOTTOM OF AQUARIUM CLEAN—remove all sediment with dip tube—[Fig. 2].

To remove water—use either automatic siphon—[Fig. 3]—or siphon with rubber hose.

FIG·1

FIG·2

FIG·3

ANACHARIS. LUDWIGIA. VALLISNERIA. SAGITTARIA. CABOMBA.
DUCK WEED.
HAIR GRASS. SOUTHERN SPATTERDOCK. VALLISNERIA. MYRIOPHYLLUM. SALVINIA.