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Data Series 183

National Water-Quality Assessment Program

An Annotated List of the Mayflies, Stoneflies, and Caddisflies of the Sand Creek Basin, Great Sand Dunes National Park and Preserve, Colorado, 2004 and 2005

By Robert E. Zuellig1, Boris C. Kondratieff2, David E. Ruiter3, and Richard A. Thorp1

1U.S. Geological Survey, Denver Federal Center, MS 415, Denver, CO 80225
2Department of Bioagricultural Sciences and Pest Management, Colorado State University, Fort Collins, CO 80523
36260 South Grant Street, Centennial, CO 80121
CONTENTS

Introduction

Study Area

Methods

Site Selection

Collection Techniques

Sample Processing

Results and Discussion

Ephemeroptera (Mayflies)

Ameletidae
(Minnow Mayflies)

Baetidae
(Small Minnow Mayflies)

Ephemerellidae
(Spiny Crawler Mayflies)

Heptageniidae
(Flatheaded Mayflies)

Plecoptera (Stoneflies)

Capniidae
(Small Winter Stoneflies)

Chloroperlidae
(Green Stoneflies)

Leuctridae
(Rolled-Wing Stoneflies)

Nemouridae
(Nemourid Stoneflies)

Perlidae
(Common Stoneflies)

Perlodidae
(Perlodid Stoneflies)

Taeniopterygidae
(Willow Flies)

Trichoptera (Caddisflies)

Brachycentridae
(Humpless Case Makers)

Glossosomatidae
(Saddlecase Makers)

Hydropsychidae
(Common Netspinners)

Lepidostomatidae
(Lepidostomatid Case Makers)

Limnephilidae
(Northern Case Makers)

Philopotamidae
(Fingernet Caddisflies)

Rhyacophilidae
(Free-Living Caddisflies)

Uenoidae
(Uenoid Case Makers)

Acknowledgments

Literature Cited

Figure showing the distribution of Onocosmoecus sp. in the Sand Creek Basin 

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