Stream Redesignation Evaluation Report
Water Quality Standards Review

Crum Creek
Chester and Delaware Counties

Segment: Basin, From Source to Springton Reservoir
Drainage list: G
Stream code: 00692

TABLE 4
BENTHIC MACROINVERTEBRATE TAXA LIST
CRUM CREEK, CHESTER AND DELAWARE COUNTIES
MAY 9-10, 2000

TAXA STATION
1CC
STATION
2CC
STATION
3WB
STATION
4CC
STATION
5UNT
STATION
6CC
STATION
R1
STATION
R2
Ephemeroptera (mayflies)                
Ameletidae; Ameletus
 
 
 
 
R
 
 
 
Baetidae;  Acentrella
 
 
 
 
 
 
C
C
  Baetis
P
C
P
C
 
R
A
P
Caenidae; Caenis
 
P
 
 
 
P
 
 
Ephemerellidae; Drunella
 
 
 
 
 
 
A
A
  Ephemerella
P
A
VA
VA
VA
VA
VA
VA
  Eurylophella
P
C
 
 
R
C
 
 
  Serratella
 
P
 
P
 
A
 
 
  Timpanoga
 
 
 
P
 
C
 
P
Heptageniidae; Epeorus
 
 
 
 
 
 
P
P
  Stenacron
 
 
R
 
 
 
 
R
  Stenonema
P
A
C
 
A
P
P
P
Isonychiidae; Isonychia
 
P
 
P
 
P
P
P
Leptophlebiidae; Paraleptophlebia
 
 
R
C
 
 
P
 
Plecoptera (stoneflies)
 
 
 
 
 
 
 
 
Chloroperlidae; Alloperla
 
 
 
R
 
 
 
 
Leuctridae; Leuctra
 
P
P
C
 
R
R
 
Nemouridae; Amphinemura
VA
P
A
A
VA
R
 
 
Perlidae; Acroneuria
 
 
P
P
 
 
C
C
  Eccoptura
 
 
 
 
R
 
 
 
  Perlesta
C
A
R
 
R
 
R
 
Perlodidae; Isoperla
 
 
R
 
P
 
 
 
Tricoptera (caddisflies)
 
 
 
 
 
 
 
 
Glossosomatidae; Agapetus
P
 
 
 
P
 
 
R
  Glossosoma
 
 
 
R
 
 
 
 
Hydropsychidae; Cheumatopsyche
P
C
A
A
P
C
 
A
  Diplectrona
R
P
C
P
P
R
 
 
  Hydropsyche
P
C
A
A
C
A
P
A
Limnephilidae; Apatania
 
 
R
 
 
 
 
 
Philopotamidae; Chimarra
P
P
P
C
R
 
 
R
  Dolophilodes
 
 
P
P
C
 
C
R
Polycentropodidae; Polycentropus
R
R
R
P
 
 
 
 
Rhyacophilidae; Rhyacophila
 
 
P
R
P
 
 
P
Uenoidae; Neophylax
R
 
 
 
 
 
R
R
Lepidoptera (moths)                
Pyralidae; Petrophila
 
 
 
 
 
 
R
 
Diptera (true flies)
 
 
 
 
 
 
 
 
Dolichopodidae sp.
 
 
 
 
R
 
 
 
Simuliidae; Simulium
C
P
P
P
 
 
P
 
Tabanidae; Chrysops
 
 
R
 
 
 
 
 
Tipulidae; Antocha
 
P
 
 
 
P
P
P
  Tipula
 
R
P
 
R
 
 
 
Chironomidae
VA
A
A
VA
C
A
C
C
TAXA
STATION
1CC
STATION
2CC
STATION
3WB
STATION
4CC
STATION
5UNT
STATION
6CC
STATION
R1
STATION
R2
Megaloptera (dobson-, fishflies)
 
 
 
 
 
 
 
 
Corydalidae; Nigronia
 
P
P
 
 
 
 
R
  Corydalus
 
 
 
P
 
 
 
P
Sialidae; Sialis
R
P
 
R
 
 
 
 
Odonata (dragon-, damselflies)
 
 
 
 
 
 
 
 
Aeshnidae; Boyeria
 
R
 
 
R
 
 
 
Cordulegastridae; Cordulegaster
 
 
 
 
R
 
 
 
Gomphidae; Ophiogomphus
 
 
 
 
 
 
 
R
  Stylogomphus
 
C
C
R
P
 
R
P
Calopterygidae; Calopteryx
 
 
 
 
R
 
 
 
Coenagrionidae; Argia
 
P
 
 
 
 
 
 
Coleoptera (aquatic beetles)
 
 
 
 
 
 
 
 
Dytiscidae; Agabus
P
 
 
 
 
 
 
 
Dryopidae; Helichus
 
 
 
 
 
R
 
 
Elmidae; Optioservus
C
A
C
A
P
P
R
C
  Dubiraphia
 
R
 
 
 
 
 
 
  Macronychus
 
 
 
 
 
R
 
 
  Oulimnius
 
P
P
R
 
R
 
 
  Stenelmis
A
A
A
VA
A
C
R
C
Hydrophilidae; Berosus
 
R
 
 
R
 
 
 
Psephenidae; Psephenus
A
A
P
A
P
P
A
P
  Ectopria
 
 
 
R
 
 
 
 
Ptilodactylidae; Anchytarsus
R
 
P
 
 
 
 
 
Non-Insect Taxa
 
 
 
 
 
 
 
 
Oligochaeta
P
P
 
P
 
P
 
P
Isopoda (aquatic sowbugs)                
Asellidae; Caecidotea
P
 
 
 
 
 
 
 
Decapoda (crayfish)
 
 
 
 
 
 
 
 
Cambaridae; Cambarus
P
R
 
 
 
 
R
 
Gastropoda (univalves, snails)
 
 
 
 
 
 
 
 
Physidae
P
 
 
 
 
 
 
 
Pleuroceridae
 
 
 
 
 
 
 
P
Pelecypoda (bivalve clams)                
Corbiculidae; Corbicula
 
 
 
 
 
P
 
 
Sphaeriidae
 
P
 
P
 
P
 
 
Unionidae
 
 
 
 
 
 
 
R
Number of taxa in total sample
25
33
29
30
26
24
23
29
 
VA = very abundant,  > 99 organisms
A = abundant,  25-99 organisms
C = common,  10-24 organisms
P = present,  3-9 organisms
R = rare, < 3 organisms

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