Waterbug Submit Results

Submit Your Data

Please use the form below to enter your waterbug survey results. If you have any technical problems with the use of the form below, please contact the Coordinator or phone 6296 6400. Any comments queries on waterbug surveying should be directed to Nigel Philpot or phone 6207 2246.

If you require Water Bug Results Sheets or the full 'How to Guide', you can download them below (available as a PDF or Word Document).

Those fields in RED must be filled in.

Contacts

Name
Group Name
Phone
E-mail

Sample Particulars

Site Code

Site Name

Name of Person Sampling/Testing

Day        Month                Year

     

Time of Day

   

Site Description<

Score Sheet

Weight Table
Number of Specimens of bug type Weight Factor
1 - 2 1
3 - 5 2
6 - 10 3
11 - 20 4
> 20 5

Note: Use the Weight Table above to calculate the 'Weight Factor'

Water Bug Type Number Weight Factor Grade

Weight X Bug Grade
1) Very sensitive to most pollutants
Stonefly nymph 10
Mayfly nymph 9
Alder fly larvae 8
Caddis fly larvae 8
2) Sensitive to most pollutants
Horsehair worm 6
Water mite  6
3) Moderately tolerant of most pollutants
Beetle or beetle larva  5
Yabby or shrimp 4
Dragonfly or damselfly nymph  3
Fly larvae or midge 3
Mussel or clam 3
Nematode  3
Side swimmer 3
4) Very tolerant of most pollutants
Flatworm 2
Freshwater slater 2
Moth caterpillar 2
Segmented worm 2
True bug or true bug nymph 2
Leech 1
Snail 1
TOTALS

Any other bugs encountered (please describe below)?

SIGNAL Score

Calculate your SIGNAL Score by dividing the total of the 'Weight X Bug Grade' column by the total of the 'Weight Factor' column above and enter the score below. This is a required field.

SIGNAL Score = 

Total Number of Bug Types

Use the Score Sheet to tally up the total number of different Bugs found in the sample and enter the score below. This is a required field.

Total Number of Different Bug Types = 

Sample Interpretation

Using the Matrix below and the Signal Score and Bug Type Values above, nominate a condition suggestion in the drop down box. This is a required field.

Signal Score is above 5.5 Suggests toxic pollution or poor habitat Suggests good habitat and water quality
Signal Score is below 5.5 Suggests pollution Suggests high salinity or nutrient levels (may be natural)
0 - 7 Bug Types > 7 Bug Types

Enter the Condition Suggestion below.

Thank you. Press 'Submit' below to enter your data.