Water inspecteur in beschermende kostuum en gasmasker nemen watermonster op rivier - Stockfoto’s en -afbeeldingen

Water inspector in protective costume holding flask and taking water sample from river

A man in a white protective suit and respirator grinds the concrete slabs of the waterfront

Selective focus of water inspector in protective costume, respirator and goggles holding flask with water sample

Water inspector in protective costume, latex gloves and respirator taking water sample at river

Water inspector in protective costume holding flask with water sample at river

Selective focus of water inspector in protective costume and inspection kit on foreground

Full length view of water inspector in protective costume, latex gloves and respirator holding flask with water sample at river

Water inspector in protective costume with inspection kit sitting on river coast

Partial view of water inspector in latex gloves with test tube taking water sample

Cropped view of water inspector in latex gloves taking water samples at river

Partial view of water inspector in latex gloves with test tube taking water sample

Partial view of water inspector in protective costume holding inspection kit and flask at river

Partial view of water inspector in latex gloves taking water sample at river

Cropped view of water inspector in protective costume and boots standing in river

Partial view of ecologist in latex gloves holding handful of soil

Partial view of ecologist in latex gloves holding handful of soil with dandelion

Doctor in personal protective equipment and goggles looking down