20080868 Ver 2_I-31 2014 Jacks Ponar Upstream Raw Data Table_20150717

Table 1 -31. Numbers of benthic macroinvertebrates collected in each ponar grab sample at the Jacks
Creek upstream station in May 2014.
1 -37
Jacks Creek Upstream Samples
Species /taxon
1
2
3
4
5
Average
Annelida
Oligochaeta
Tubificidae sp. w/o hair
2
4
14
42
2
12.8
Polychaeta
Amphicteis floridus
72
6
28
30
38
34.8
Eteone heteropoda
0
2
2
0
0
0.8
Heteromastus filiformis
0
2
0
0
0
0.4
Laeonereis culveri
0
0
2
0
4
1.2
Polydora cornuta
0
0
0
0
4
0.8
Streblospio benedicti
2
0
2
4
4
2.4
Arthropoda
Insecta
Diptera
Bezzia/Palmonyia complex
0
0
0
2
2
0.8
Chironomus decorus
86
12
74
46
68
57.2
Goeldichironomus devineyae
0
0
0
0
4
0.8
Parachironomus sp.
4
0
6
8
0
3.6
Tanypus neopunctipennis
4
8
10
2
4
5.6
Tanytarsus sp.
10
0
0
0
14
4.8
Hemiptera
Corixidae sp.
2
0
0
0
0
0.4
Malacostraca
Amphipoda
Apocorophium sp.
0
0
4
4
8
3.2
Gammarus mucronatus
0
0
0
0
2
0.4
Gammarus tigrinus
30
2
10
36
44
24.4
Tanaidacea
Hargeria rapax
0
0
2
0
0
0.4
Maxillopoda
Harpacticoida sp.
4
0
0
0
0
0.8
Ostracoda
Candonidae sp.
22
12
22
38
10
20.8
Cyprideis littoralis
2
2
2
0
2
1.6
Mollusca
Bivalvia
Macoma balthica
2
1
0
1
0
0.8
Gastropoda
Littoridinops tenuipes
6
4
6
16
10
8.4
Nematoda
Nematoda sp.
0
0
0
0
4
0.8
Total taxa by sample
248
55
184
229
224
Total abundance = 940
Total taxa present = 24
Shannon - Wiener diversity = 2.19
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