For
sampling invertebrates in static or slow-flowing waters, e.g. slow-flowing
rivers with depositing substrata. These samplers are based on the
S.Auf.U.
colonisation samplers described by Girton and Hawkes, but are constructed
from
white polypropylene pall rings and 1mm white polyester netting.
Click on image to see
a larger picture.
Dimensions:
Height 4". Diameter 6".
The samplers may be
either staked or
weighted in position at the sampling
site.
They are normally left in place for 4
to 6 weeks for optimum
colonisation.
This product is normally supplied in kit form for self assembly.
Prices
Excluding VAT