20080868 Ver 2_I-61 2014 Muddy Ponar Downstream Raw Data Table_20150717

Table 1 -61. Numbers of benthic macroinvertebrates collected in each ponar grab sample at the Muddy
Creek downstream station in May 2014.
1 -67
Muddy Creek Downstream Samples
Species /taxon
1
2
3
4
5
Average
Annelida
Oligochaeta
Tubificidae sp. w/o hair
2
3
2
0
0
1.4
Polychaeta
Amphicteis floridus
0
0
3
1
2
1.2
Eteone heteropoda
1
3
1
2
2
1.8
Mediomastus ambiseta
0
0
1
0
1
0.4
Polydora cornuta
2
3
2
3
1
2.2
Streblospio benedicti
0
7
7
0
0
2.8
Arthropoda
Insecta
Diptera
Chironomus decorus
81
90
77
90
81
83.8
Parachironomus sp.
1
0
3
4
2
2.0
Tanytarsus sp.
0
0
0
0
1
0.2
Malacostraca
Amphipoda
Apocorophium louisianum
1
0
1
3
1
1.2
Apocorophium sp.
1
0
3
5
1
2.0
Gammarus mucronatus
0
0
2
5
2
1.8
Gammarus tigrinus
1
0
1
1
0
0.6
Mysida
Americamysis almyra
6
0
2
0
1
1.8
Tanaidacea
Hargeria rapax
1
0
0
0
0
0.2
Ostracoda
Candonidae sp.
1
1
2
1
0
1.0
Cyprideis littoralis
0
0
1
2
0
0.6
Mollusca
Bivalvia
Macoma balthica
0
1
1
1
2
1.0
Macoma tenta
5
7
1
4
1
3.6
Gastropoda
Littoridinops tenuipes
1
0
0
0
0
0.2
Total taxa by sample
104
115
110
122
98
Total abundance = 549
Total taxa present = 19
Shannon - Wiener diversity = 1.19
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