Kollekció
GLIX Easy
Leírás
Beavers live under ice in winter, beaver dam. Beavers have built dam, raised water level in river, after ice formation drain off water and under ice formed air space for breathing white ice on video
Kulcsszavak
tree,
wildlife,
forest,
wood,
ice,
timber,
woodland,
stalled,
dam,
backwater,
beaver,
weir,
waterworks,
levee,
hydrology,
beaver dam,
naturalization,
centennial park,
head race,
headrace,
water head,
under ice,
earth dam,
winter life,
hydraulic structure,
dykebrit,
dikeamer,
beaver type dam,
beavers live,
beavers built dam,
raised water,
level river,
drain off water,
beauxite,
dam river,
dam stream,
hydrologic balance,
hydrological budget,
hydrotechnical building,
nibbled branches,
stubby branch,
upstream side,
waterside structure,
hydraulic works,
canal structure,
irrigation structure,
hydraulic engineering structures,
back of weir,
weir pond,