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Joseph O'Brien's Images

Title: Plant Pathologist
Organization: USDA Forest Service
Unit: Forest Health Protection
Country: United States

Joe is a plant pathologist with the U.S. Forest Service in St. Paul, Minnesota. in addition to photography, his major interests include tree diseases in forests, woodlands and urban areas, hazard tree identification and mitigation, and mycology. Joe is a graduate of the University of Michigan (B.S. Forestry and M.S. Forest Pathology) and the University of Minnesota (Ph.D. Plant Pathology), and currently works at the Northern Research Station on the University of Minnesota's St. Paul campus.

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21 Images of 3 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5254085 rivers and streams An intermittant stream in a forest.
5254092 waterfalls
5300070 waterfalls Waterall on Black River, Ottawa National Forest
5058025 rivers and streams Presque River
5058023 waterfalls Waterfall on Presque Isle River
5058022 waterfalls Waterfall on Presque Isle river
5054093 waterfalls Waterfall
5035045 waterfalls A waterfall at Pfeiffer State Park, in California
5299086 rivers and streams A small river with a rocky riverbed.
5049033 lakes and ponds Portage in the Boundary Waters Canoe Area Wilderness
5049034 lakes and ponds Entry point in Boundary Waters Canoe Area Wilderness.
5049035 lakes and ponds Paddling in the Boundary Waters Canoe Area Wilderness.
5050028 lakes and ponds Lake Superior
5030028 lakes and ponds fall color around lake
5029049 lakes and ponds with fall color  
5028018 waterfalls
5028019 waterfalls
5029028 lakes and ponds Emerald Lake; A very well-named lake in Glacier National Park.
5029057 lakes and ponds
5055095 rivers and streams Mississippi River headwaters
5055096 rivers and streams Mississippi River valley

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