Raw Biological Data for the ROSE RIVER at Route 670 (M-11)

Cycle

Avg. Width (ft)

Avg. Depth (in)

Flow Rate

Temp (°F)

Collection Time (sec)

Worms

Flatworms

Leeches

Crayfishes

Sowbugs

Scuds

Stoneflies

Mayflies

Dragonflies Damselflies

Hellgrammites Fishflies Alderflies

Net-spinning Caddisflies

Most Caddisflies

Beetles

Midges

Black Flies

Most True Flies

Gilled Snails

Lunged Snails

Clams

Other

Total

Index Value

Spring 01

20

4

normal

55.5

n/d

1

2

0

0

0

0

2

126

0

1

37

10

5

26

4

2

0

0

0

1

217

10

Summer 01

17

8

low

68

20

0

19

0

0

0

0

1

36

0

1

142

12

9

20

0

10

0

0

0

5

255

7

Fall 01

7

6

low

49

20

6

0

0

0

0

0

35

52

0

3

56

94

6

13

3

0

0

0

0

0

268

9

Winter 02

15

10

normal

42

20

2

0

0

0

0

0

9

73

0

0

125

10

0

36

4

0

0

0

0

0

259

8

Spring 02

n/d

14

high

50

20

17

0

0

0

0

0

12

81

0

1

57

51

27

8

0

0

0

0

0

8

257

10

Summer 02

15

8

low

81

20

10

0 0 0 0 0

4

37

0

1

130

36

9

37

1

0 0 0 0

3

268

8

Fall 02

15

6

high

58

30

3

0

1

1

0

0

14

98

0

3

26

46

53

1

0

1

0

0

0

0

247

12

Spring 03 25 6 high 55 20 0 0 0 0 0 0 23 202 0 0 16 22 8 3 1 0 0 0 0 0 275 10
Summer 03 12 6 normal 67 20 5 0 0 0 0 0 7 63 0 0 82 21 14 86 22 0 0 0 0 2 302 10
Spring 04 20 7 high 57 20 3 0 0 0 0 0 36 50 1 3 52 23 4 14 1 0 0 0 0 3 189 9
Return to M-11     n/d = No data