Stream Redesignation Evaluation Report
Water Quality Standards Review

NEWTOWN CREEK BUCKS COUNTY
Segment: Basin
Stream Code: 02561
Drainage List: E

TABLE 2
D-FRAME RESULTS
NEWTOWN CREEK, BUCKS COUNTY
January 24, 2002

 

TAXA 

Station

Relative Abundance2,3

1NC1

Mayflies

   

Caenidae, Caenis

-

R

Stoneflies

   

Capniidae, Allocapnia

1

R

Caddisflies

   

Hydropsychidae, Cheumatopsyche

9

P

Hydropsyche

1

R

True Flies

   

Chironomidae

69

A

Simuliidae, Simulium

-

R

Misc. Insect Taxa

   

Coenagrionidae, Argia

1

R

Elmidae, Stenelmis

2

R

Hydrophilidae, Berosus

2

R

Non-Insect Taxa

   

Isopoda, Caecidotea

12

C

Mollusca, Corbiculidae

-

R

Physidae

-

R

Sphaeriidae

3

R

total # individuals

100

-

taxa richness

9

13

1 - Compilation of 100 count subsample

2 - Based on scan of the total sample

3 - Occurrence; R - rare (<3), P - present (3-9), C - common (10-24), A - abundant (25-100)

 

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