20080868 Ver 2_I-79 2015 DCUT11 Ponar Upstream Raw Data Table_20160708

Table 1-79. Numbers of benthic macroinvertebrates collected in each ponar grab sample at the
DCUT11 upstream station in May 2015.
Species/taxon
DCUT11
Upstream Samples
1
2
3
4
5
Average
Annelida
Oligochaeta
Tubificidae sp. (w/o hair)
2
0
0
0
0
0.4
Polychaeta
Amphicteis floridus
14
9
6
10
24
12.6
Arthropoda
Insecta
Coleoptera
Berosus sp.
12
10
6
6
8
8.4
Diptera
Bezzia/Palpomyia complex
1
0
0
0
0
0.2
Chironomus decorus
0
0
0
0
2
0.4
Dicrotendipes nervosus
3
0
0
1
0
0.8
Goeldichironomus devineyae
0
2
2
2
0
1.2
Parachironomus sp.
0
1
0
0
0
0.2
Procladius sp.
0
1
0
0
0
0.2
Tanytarsus sp.
0
1
0
0
0
0.2
Odonata
Erythemis sp.
1
0
0
0
0
0.2
Tricoptera
Oecetis sp.
0
0
0
1
0
0.2
Malacostraca
Amphipoda
Gammarus tigrinus
3
2
2
0
0
1.4
Isopoda
Cassidinidea lunifrons
1
0
0
0
2
0.6
Ostracoda
Candonidae sp.
0
2
0
0
0
0.4
Cyprideis littoralis
6
20
9
18
58
22.2
Mollusca
Gastropoda
Littoridinops sp.
64
100
100
100
100
92.8
Nematoda
Nematoda sp.
0
1
0
0
0
0.2
Total taxa by sample
107
149
125
138
194
Total abundance = 713
Total taxa present = 18
Shannon -Wiener diversity = 1.20
WON