A close up of hands using a benthic grab sampler to collect sediment samples from a riverbed
Schlüsselwörter
water,
nature,
river,
hand,
person,
stream,
young,
traveler,
hiking,
outdoors,
lifestyle,
man,
male,
fresh,
background,
summer,
clean,
health,
leisure,
white,
human,
recreation,
vacation,
arm,
discovery,
wet,
liquid,
tour tourism,
testing,
food,
concept,
purity,
fish,
laundered,
explorer,
lake,
duck pond
Deutsch
