20080868 Ver 2_I-63 2015 Huddles Ponar Upstream Raw Data Table_20160708

Table 1-63. Numbers of benthic macroinvertebrates collected in each ponar grab sample at the
Huddles Cut upstream station in May 2015.
Species/taxon
Huddles Cut Upstream Samples
1
2
3
4
5
Average
Annelida
Oligochaeta
Tubificidae sp. w/o hair
3
1
0
0
0
0.8
Tubificoides heterochaetus
3
1
0
0
0
0.8
Polychaeta
Amphicteis floridus
1
2
2
7
0
2.4
Heteromastus filiformis
5
1
0
0
0
1.2
Laeonereis culveri
2
3
1
3
0
1.8
Polydora cornuta
0
0
1
0
0
0.2
Arthropoda
Insecta
Diptera
Beezia/Palpomyia complex
4
2
2
1
0
1.8
Chironomus decorus
0
0
0
1
0
0.2
Parachironomus sp.
0
0
0
1
0
0.2
Tanypus neopunctipennis
1
0
0
0
0
0.2
Tanytarsus sp.
9
3
4
1
2
3.8
Malacostraca
Amphipoda
Apocorophium sp.
2
0
0
1
0
0.6
Orchestia uhleri
0
0
1
0
0
0.2
Decapoda
Palaemonetes pugio
0
0
0
3
0
0.6
Ostracoda
Cyprideis littoralis
4
1
1
0
1
1.4
Mollusca
Bivalvia
Macoma tenta
4
5
1
1
0
2.2
Gastropoda
Littoridinops sp.
0
0
2
2
0
0.8
Nematoda
Nematoda sp.
1
0
0
0
0
0.2
Total taxa by sample
39
19
15
21
1 3
Total abundance = 97
Total taxa present = 17
Shannon -Wiener diversity = 2.52
1-71