Track A - Water Resources Center - University of Minnesota

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Research Questions 1. What is the diversity, composition, and heterogeneity <strong>of</strong> winter invertebrate communities in groundwater-fed trout streams? 2. What is the relationship between stream thermal regime and invertebrate community characteristics? 3. What is the relationship between invertebrate communities and winter trout diet and condition?
Sampling Sites 12 stream reaches in southeastern <strong>Minnesota</strong>
Page 1 and 2:
Lori A. Krider Joseph A. Magner Jim
Page 3 and 4:
Importance • Air temperatures are
Page 5 and 6:
Temperature ( o C) Time Frame •
Page 7 and 8:
Data Source • Water temperature d
Page 9 and 10:
Terminology • Regressions explain
Page 11 and 12:
Results Summary & Comparison • Sl
Page 13 and 14:
Average Weekly Water Temperature (C
Page 15 and 16: Contributing Factors • Factors th
Page 17 and 18: Other Findings • Could not provid
Page 19 and 20: Implications for Climate Change •
Page 21 and 22: Management for Mitigation •Increa
Page 23 and 24: Natural short-term declines in curl
Page 25 and 26: Sustaining Lakes in a Changing Envi
Page 27 and 28: Genesis: Serendipity • Noticed de
Page 29 and 30: Decline in surface growth in Pearl
Page 31 and 32: Curly-leaf pondweed life history
Page 33 and 34: Curly-leaf pondweed life history
Page 35 and 36: Back to the question - Curlyleaf de
Page 37 and 38: Growing Season Differences?
Page 39 and 40: Nah that’s not it - 2010 was actu
Page 41 and 42: Nah that’s not it - spring water
Page 43 and 44: Links to ice cover duration? In oth
Page 45 and 46: Days of Ice 180 160 140 120 100 80
Page 47 and 48: EUREKA!!
Page 49 and 50: Findings • Winters during most of
Page 51 and 52: Dec. + Jan. Snowfall (in) Departure
Page 53 and 54: Implications of Climate Change •
Page 55 and 56: Critical Temp Thresholds High turio
Page 57 and 58: Summary • Winter possibly plays s
Page 59 and 60: Acknowledgments • DNR Area Fisher
Page 61 and 62: Acknowledgements Will French Jennif
Page 63 and 64: Introduction Trout streams in SE M
Page 65: A Conceptual Model Climate ? Geomor
Page 69 and 70: Sample Analyses Simpson’s Index
Page 71 and 72: Number of Genera Present Community
Page 73 and 74: Diversity (Simpson's Index) Communi
Page 75 and 76: Community Characteristics North Bra
Page 77 and 78: Question 2 1. What is the relations
Page 79 and 80: Question 3 1. What is the relations
Page 81 and 82: Delta Wr Diversity (Simoson's Index
Page 83: Conclusion Climate ? Geomorphology
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Track A - Water Resources Center - University of Minnesota

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