DATA SHEET
Grid Ref.
Site No.
Collector
Date
SPECIES
Category
Recorded
CADDIS FLIES
Caseless
Cased
MAYFLIES
Baetidae (Olives)
Ephemeridae (Mayfly)
Ephemerellidae (B.W.O)
Heptagenildae (Yellow May)
STONEFLIES
Stoneflies
SHRIMPS
Shrimps (Gammarus)
Leeches
Snails
Hog louse
Hog Louse
Saucer Bugs
Notes- e.g. Bullhead in sample
CATEGORY
Abundance
Record
A
1 to 9
Count
B
10 to 99
Nearest 10
C
100 to 999
Nearest 100
D
Over 1000
Report pollution, illegal nets etc. to the Environment Agency Hotline - 0800 80 70 60