Backing the craft in ready for launch
Crikey - where do we start?????
Vast areas of weed hides metres of water, logs and rocks
The weed infestation seems to go on forever
Thank goodness for GPS navigation
Despite the size of the job the HESA hovercraft easily travels over the menacing weed
A spraying pattern is very important
A spraying pattern is very important
The weeds don't stand a chance against the HESA hovercraft
Areas of previously sprayed dying weed ready for final touch up
Sometimes hand spraying is more suited
No weed escapes HESA hovercraft
No weed out of reach of HESA hovercraft
HESA hovercraft winning the battle
HESA hovercraft makes a big improvement to Wivenhoe Dam
Touch up day 
The battle continues 
No weed out of reach 
Total weed destruction 
Weed disappearing fast