Stream Redesignation Evaluation Report
Water Quality Standards Review

Spring Creek
Dauphin County

Segment: basin
Drainage list: O
Stream code: 10124

  TABLE 2
BENTHIC MACROINVERTEBRATE DATA
SPRING CREEK – DAUPHIN COUNTY

Benthic macroinvertebrates collected at 
Stations SC02 (July 28, 1997) and SC03
(July 29, 1997) on Spring Creek, Dauphin County.

TAXA

SC02

SC03

TURBELLARIA (Flatworms)

 

A

DECOPODA (Crayfish)

 

 

  Cambaridae Orconectes sp.

R

R

AMPHIPODA (Freshwater shrimp)

 

 

  Gammaridae Gammarus sp.

VA

VA

ISOPODA (Aquatic sowbugs)

 

 

  Asellidae Caecidotea sp.

R

 

EMPHEMEROPTERA (Mayflies)

 

 

  Baetidae Baetis sp.

R

R

TRICHOPTERA (Caddisflies)

 

 

  Hydropsychidae Cheumatopsyche sp.

C

P

  Hydropsychidae Hydropsyche sp.

A

A

COLEOPTERA (Beetles)

 

 

  Elmidae Optioservus sp.

P

P

  Elmidae Stenelmis sp.

A

VA

  Psephenidae Psephenus sp.

R

P

ODONATA (Dragonflies/Damselflies)

 

 

  Gomphidae -

R

 

DIPTERA (Flies)

 

 

  Chironomidae -

C

A

  Empididae Hemerodromia sp.

 

P

  Muscidae Limnophora sp.

 

R

  Simuliidae Simulium vittatum

 

R

  Tipulidae Antocha sp.

C

A

  Tipulidae Tipula sp.

P

P

TOTAL TAXA

13

15

Relative Abundance:  Rare (1-2)  Present (3-9)  Common (10-24) 
Abundant (25-100)  Very Abundant (101+) 

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