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PLECOPTERA. of Glacier National Park and the Flathead River Basin MONTANA. R.L. Newell, J.A. Stanford, R.W. Baumann. R.L.Newell, J.A. Stanford, R.W. Baumann. Dedication . We dedicate this paper to the memory of

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slide1

PLECOPTERA

of

Glacier National Park

and the

Flathead River Basin

MONTANA

R.L. Newell, J.A. Stanford, R.W. Baumann

R.L.Newell, J.A. Stanford, R.W. Baumann

dedication
Dedication
  • We dedicate this paper to the memory of

our friend, mentor, and teacher, the late

Dr. Arden R. Gaufin.

total fauna
TOTAL FAUNA
  • Number of Species – 100
  • Genera – 45
  • Families - 9
total family representatives
Nemouridae-16 spp.

Taeniopterygidae-3

Capniidae-20

Leuctridae-10

Peltoperlidae-1

Pteronarcidae-2

Perlodidae-23

Perlidae-4

Chloroperlidae-21

Total Family Representatives
glacier national park
GLACIER NATIONAL PARK
  • Established 1910
  • 1.4 million acres = 1600 sq. miles
  • 50 glaciers
  • 200 streams and lakes
  • Three drainage systems
    • Missouri – SE
    • Hudson Bay – NE
    • Columbia - West
glacier national park fauna
Glacier National Park Fauna
  • 92 total species
  • McDonald Creek & tribs.-66 species
  • Many Glaciers Area- 65 species
  • Wilbur Creek- 33 “
  • Iceberg Lake Area- 12 “
slide19

MANY GLACIER AREA

Grinnell Lake, Lake Josephine, Swiftcurrent Lake

slide20

ICEBERG LAKE - G.N.P. -

Bolshecapnia spenceri

fauna not in g n p
Zapada cordillera

Capnia cheama

Megaleuctra stigmata

Cultus aestivalis

Isogenoides elongatus

Isoperla mormona

Megarcys subtruncata

Suwallia salish

Fauna Not in G.N.P.
flathead river
FLATHEAD RIVER
  • Three major Forks
    • North Fork
    • Middle Fork
    • South Fork (dammed-Hungry Horse Dam)
    • 219 miles of river
  • 59 Species above Flathead Lake
  • 5 Species below Flathead Lake
  • 2 Species in Flathead Lake
flathead river1
Flathead River
slide26

Flathead River

below

Flathead Lake

rare species
RARE SPECIES
  • Amphinemura banksi
  • Capnia cheama
  • Isocapnia hyalita
  • Utacapnia columbiana
  • Isoperla longiseta
  • Megaleuctra kincaidi
slide31

HIGH ALTITUDE SPECIES

Bolshecapnia spenceri-2216m

Lednia tumana - 2195m

Paraperla wilsoni- 2195m

Zapada frigida - 2195m

Megarcys signata - 2121m

common species
COMMON SPECIES
  • Sweltsa fidelis – 163 records
  • Sweltsa coloradensis – 98
  • Suwallia pallidula – 79
  • Zapada columbiana – 75
  • Eucapnopsis brevicauda - 74
  • Suwallia lineosa - 72
slide33

The Continental Divide

Logan Pass 2100 meters

east of continental divide only
EAST OF CONTINENTAL DIVIDE ONLY
  • Amphinemura banksi
  • Bolshecapnia spenceri
  • Isoperla longiseta
  • Zapada glacier
lentic plecoptera
Suwallia salish

Bolshecapnia spenceri

Utaperla sopladora

Malenka californica

Capnia confusa

Paraperla frontalis

Suwallia pallidula

From Lemkuhl (1966)

Isoperla spp.

Alloperla spp.

Capnia spp.

Paraperla sp.

(at least 7 species)

LENTIC PLECOPTERA
adults caught on lake shores
51 Total species

Nemouridae 11 spp.

Taeniopterygidae-2

Capniidae- 5

Leuctridae- 5

Peltoperlidae- 1

Pteronarcidae- 1

Perlodidae- 7

Perlidae- 2

Chloroperlidae- 17

ADULTS CAUGHT ON LAKE SHORES
hyporheic fauna 1
Alloperla severa

Capnia confusa

Claassenia sabulosa

Diura knowltoni

Hesperoperla pacifica

Isocapnia crinita

Isocapnia grandis

Isocapnia integra

Isocapnia vedderensis

Isoperla fulva

Kathroperla perdita

Paraperla frontalis

Paraperla wilsoni

HYPORHEIC FAUNA-1
hyporheic fauna 2
HYPORHEIC FAUNA - 2
  • Perlomyia utahensis
  • Suwallia pallidula
  • Sweltsa coloradensis
  • Taenionema pacificum
  • Zapada cinctipes