Protection and Management Plan for the Millbrook Marsh Nature Center

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Table 10. Macroinvertebrates from reference wetland sites in Millbrook Marsh.

 

# 57 Thompson Run

# 56 Farm 12

 

Stream

Soil

Pool

Soil

Insecta

       

Collembola

       

Isotomidae

   

4

 

Ephemeroptera

       

Baetidae

       

Baetis sp.

15

     

Odonata

       

Coenagrionidae

       

Enallagma sp.

3

     

Hemiptera

       

Corixidae

28

     

Hesperocorixidae sp.

3

     

Trichoptera

       

Hydroptilidae

3

 

40

 

Hydroptila sp.

5

     

Limnephilidae

       

Limnephilus sp.

   

3

 

Diptera

       

Ceratopogonidae

 

1

   

Bezzia sp

   

10

 

Chironomidae

2208

1

111

10

Muscidae

3

     

Psychodidae

       

Pericoma sp.

     

7

Sciomyzidae

2

     

Simuliidae

330

2

 

1

Tipulidae

       

Molophilus sp.

   

1

 

Paradelphomyia sp.

     

1

Tipula sp.

     

3

Coleoptera

       

Dytiscidae

       

Agabus sp.

2

1

   

Nebrioporus sp.*

3

     

Helorphidae

       

Helophorus sp.

   

50

 

Hydrophilidae

       

Laccobius sp.

3

     

Crustacea

       

Amphipoda

       

Gammaridae

       

Gammarus sp.

   

527

 

Podocopa

541

 

303

8

Arachnida

       

Acariformes

4

 

7

1

Oligochaeta

134

1

 

24

Gastropoda

       

Mesogastopoda

       

Hydrobiidae*

   

5138

55

Basommatophora

       

Lymnaeidae

143

     

Physidae

84

     

Planorbidae

4

   

1

Bivalvia

       

Veneroida

       

Sphaeriidae

70

 

15

86

Total no.

3588

6

6209

197

Taxa richness

18

5

12

11

*awaiting taxonomic confirmation from examination against reference specimens.

52

PENN STATE COOPERATIVE WETLANDS CENTER - REFERENCE WETLAND - SUMMARY

SITE IDENTIFICATION:

CWC REF. NO.: 28

STATE: PA

NAME: Millbrook Marsh

COUNTY: Centre

WATERSHED: Spring Creek

MUNICIPALITY: College

DOMINANT VEGETATION CLASS: *PSS/PEM

USGS QUAD: State College

HYDROGEOMORPHIC CLASS: Mainstem floodplain

LAT: 40° 48’ 40" LONG: 77° 50’ 10"

DISTURBANCE CLASS: Severe

UTM COORD (E/N): 260900/4522000

WETLAND AREA - ha(ac): 0.07 (1.7)

YEAR(S) SAMPLED: 1994

VEGETATION - (dominant species, up to 5 herbceous and 5 woody):

MEAN SITE COVER [RANGE]: HERBACEOUS (%) 80.3 [45-95] WOODY (%) 35.6 [0-85]

 

INDICATOR STATUS

HERBACEOUS - scientific name (common name):

 

Ranunculus epens  (Creeping buttercup)

3.00

Phalaris arundinacea (Reed canary grass)

1.67

Bromus sp. (Brome)

3.33

--- (Grass)

3.00

Geum Iaciniatum (Rough Avens)

2.67

WOODY - scientific name (common name):

 

Cornus amomum (Silky dogwood)

2.00

Acer negundo (Box elder)

2.67

Juglans nigra (Black walnut)

NI

Lonicera tatarica (Tatarian honeysuckle)

4.00

Ribes amerieanum (Wild black currant)

2.00

WEIGHTED INDICATOR STATUS (dominant spp.):

Herbaceous: 2.48

 

Woody: 2.67

INDICATOR STATUS (all spp.):

Herbaceous: 2.81

 

Woody: 2.71

SPECIES RICHNESS: herbaceous: 63 woody: 6 Total: 69

SOIL: MATRIX CHROMA (mean):2.0

ORGANIC MATTER (%, mean): 5.2

 

BULK DENSITY (g/m3, mean): 0.84

SOIL SERIES: Melvin silt loam

 

TEXTURE (%, mean):

   

SAND: 29.3

SILT: 38.5 CLAY: 32.2

 

SEDIMENTATION RATE:

   

MINERAL

EQUIVALENT

ORGANIC

LOADING(g/cm2): 0.19

DEPTH: (cm): 0.10

LOADING(g/cm2): 0.22

HYDROLOGY (see attached hydrographs for wells):

WATER LEVEL - cm, median (range): -112.0 [-130.0-(-42.0)]

WATER QUALITY: pH - mean (range): 7.2

CONDUCTIVITY - mean (range): 660.0

WILDLIFE HABITAT (see attached Wildlife Community Habitat Profile)

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53

PENN STATE COOPERATIVE WETLANDS CENTER - REFERENCE WETLAND - SUMMARY

SITE IDENTIFICATION:

CWC REF. NO.: 56

STATE: PA

NAME: Farm 12

COUNTY: Centre

WATERSHED: Spring Creek

MUNICIPALITY: College

DOMINANT VEGETATION CLASS: PEM

USGS QUAD: State College

HYDROGEOMORPHIC CLASS: Mainstem floodplain

LAT: 40° 48’ 41" LONG: 77° 50’ 12"

DISTURBANCE CLASS: Severe

UTM COORD (E/N): 260900/4522000

WETLAND AREA - ha(ac): 0.08 (0.2)

YEAR(S) SAMPLED: 1997

VEGETATION - (dominant species, up to 5 herbceous and 5 woody):

MEAN SITE COVER [RANGE]: HERBACEOUS (%) 97.3 [90-100] WOODY (%) 14.4 [0-40]

 

INDICATOR STATUS

HERBACEOUS - scientific name (common name):

 

Carex Iacustris (Lake sedge)

1.00

Agrostis alba (Red top)

2.00

Carex vulpinoidea (Fox tail sedge)

1.00

Juncus canadensis (Canada nash)

1.00

Nasturtium officinale (True watercress)

1.00

WOODY - scientific name (common name):

 

Lonicera tatarica (Tatarian honeysuckle)

4.00

Cornus stolonifera (Red osier dogwood)

1.67

 

WEIGHTED INDICATOR STATUS (dominant spp.):

Herbaceous: 1.2

 

Woody: 2.84

INDICATOR STATUS (all spp.):

Herbaceous: 1.38

 

Woody: 2.84

SPECIES RICHNESS: herbaceous: 11 woody: 2 Total: 13

SOIL: MATRIX CHROMA (mean):1.8

ORGANIC MATTER (%, mean): NA

 

BULK DENSITY (g/m3, mean): NA

SOIL SERIES: Melvin silt loam

 

TEXTURE (%, mean):

   

SAND: NA

SILT: NA CLAY: NA

 

SEDIMENTATION RATE: - depth, cm, median (range)

 

MINERAL

EQUIVALENT

ORGANIC

LOADING(g/cm2): NA

DEPTH: (cm): NA

LOADING(g/cm2): NA

HYDROLOGY (see attached hydrographs for wells):

WATER LEVEL - cm, median (range): see hydrographs

WATER QUALITY: pH - mean (range): NA

CONDUCTIVITY - mean (range): NA

WILDLIFE HABITAT (see attached Wildlife Community Habitat Profile): NA

CWC REF. NO.: 57

STATE: PA

NAME: Thompson Run

COUNTY: Centre

WATERSHED: Spring Creek

MUNICIPALITY: College

DOMINANT VEGETATION CLASS: PEM

USGS QUAD: State College

HYDROGEOMORPHIC CLASS: Headwater floodplain

LAT: 40° 48’ 41" LONG: 77° 50’ 10"

DISTURBANCE CLASS: Severe

UTM COORD (E/N): 260900/4522000

WETLAND AREA - ha(ac): 0.20 (0.5)

YEAR(S) SAMPLED: 1997

VEGETATION - (dominant species, up to 5 herbceous and 5 woody):

MEAN SITE COVER [RANGE]: HERBACEOUS (%) 97.5 [75-100] WOODY (%) 10.0 [0-80]

 

INDICATOR STATUS

HERBACEOUS - scientific name (common name):

 

Brassica rapa (Field mustard)

1.00

Carex Iacustris (Lake sedge)

1.00

Phalaris arundinacea (Reed canary grass)

1.67

Symplocarpus foetidus(Skunk cabbage)

1.00

Typha angustifolia (Narrow-leaved cattail)

1.00

WOODY - scientific name (common name):

 

 

WEIGHTED INDICATOR STATUS (dominant spp.):

Herbaceous: 1.13

 

Woody: ---

INDICATOR STATUS (all spp.):

Herbaceous: 1.19

 

Woody: ---

SPECIES RICHNESS: herbaceous: 9 woody: 4 Total: 13

SOIL: MATRIX CHROMA (mean):1.8

ORGANIC MATTER (%, mean): NA

 

BULK DENSITY (g/m3, mean): NA

SOIL SERIES: Dunning silty clay loam

TEXTURE (%, mean):

   

SAND: NA

SILT: NA CLAY: NA

 

SEDIMENTATION RATE: - depth, cm, median (range)

 

MINERAL

EQUIVALENT

ORGANIC

LOADING(g/cm2): NA

DEPTH: (cm): NA

LOADING(g/cm2): NA

HYDROLOGY (see attached hydrographs for wells):

WATER LEVEL - cm, median (range): see hydrographs

WATER QUALITY: pH - mean (range): NA

CONDUCTIVITY - mean (range): NA

WILDLIFE HABITAT (see attached Wildlife Community Habitat Profile): NA

On to Invasive Vegetation