20080868 Ver 2_I-39 2014 PA2 Ponar Upstream Raw Data Table_20150717

Table 1 -39. Numbers of benthic macroinvertebrates collected in each ponar grab sample at the PA2
upstream station in May 2014.
MR
PA2 Creek Upstream Samples
Species /taxon
1
2
3
4
5
Average
Annelida
Oligochaeta
Tubificidae sp. w/o hair
1
2
0
12
0
3.0
Arthropoda
Insecta
Diptera
Apedilum sp.
1
0
0
0
0
0.2
Bezzia/Palmonyia complex
0
0
0
0
1
0.2
Chironomus decorus
5
20
14
22
10
14.2
Dicrotendipes nervosus
0
0
0
0
1
0.2
Goeldichironomus devineyae
2
5
8
2
6
4.6
Parachironomus sp.
0
0
0
7
6
2.6
Hemiptera
Corixidae sp.
0
0
1
0
1
0.4
Malacostraca
Amphipoda
Apocorophium louisianum
0
0
0
5
2
1.4
Apocorophium sp.
1
0
2
12
4
3.8
Gammarus mucronatus
0
0
1
0
3
0.8
Gammarus tigrinus
0
0
0
0
1
0.2
Ostracoda
Candonidae sp.
1
3
0
0
2
1.2
Mollusca
Gastropoda
Littoridinops tenuipes
1
14
22
60
44
28.2
Total taxa by sample
12
44
48
120
81
Total abundance = 305
Total taxa present = 13
Shannon - Wiener diversity = 1.68
MR