| 1441141 |
mountain pine beetle |
Dendroctonus ponderosae |
West toward Bear Mountain, Colorado; Feb. 1992 |
| 1441006 |
mountain pine beetle |
Dendroctonus ponderosae |
pitch tubes |
| 1441008 |
mountain pine beetle |
Dendroctonus ponderosae |
with blue stain |
| 1441023 |
spruce beetle |
Dendroctonus rufipennis |
newly laid |
| 1441009 |
mountain pine beetle |
Dendroctonus ponderosae |
April 1978 |
| 1441007 |
mountain pine beetle |
Dendroctonus ponderosae |
with larvae and pupae |
| 1441011 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1441025 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1441026 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
Golden Gate Canyon State Park, Colorado, March 1989 |
| 1441127 |
mountain pine beetle |
Dendroctonus ponderosae |
with clerid larva predator |
| 1441151 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1441154 |
mountain pine beetle |
Dendroctonus ponderosae |
salvage cut to 80 BA; Bear Mountain Basin July 1992 |
| 1441155 |
mountain pine beetle |
Dendroctonus ponderosae |
salvage sale; Bear Mountain Basin; July 1992 |
| 1441018 |
mountain pine beetle |
Dendroctonus ponderosae |
Stand cut to 70 square feet of basal area, Black Hills National Forest |
| 1441021 |
mountain pine beetle |
Dendroctonus ponderosae |
burning beetle infested trees |
| 1442036 |
mountain pine beetle |
Dendroctonus ponderosae |
beetle infected trees piled ready to be burned |
| 1441152 |
mountain pine beetle |
Dendroctonus ponderosae |
Bear Mountain Basin; Note fading trees |
| 1441020 |
mountain pine beetle |
Dendroctonus ponderosae |
Burning a large pile of beetle infested trees at night. Pike National Forest, South Platte District. June 1963 |
| 1441027 |
western balsam bark beetle |
Dryocoetes confusus |
Male (right) Female (left) |
| 1441153 |
mountain pine beetle |
Dendroctonus ponderosae |
15 July 1992 Bear Mountain Basin Right of three NW view |
| 1441145 |
mountain pine beetle |
Dendroctonus ponderosae |
Reshoot #2 Bear Mountain Basin looking at Northwest MPB Veiw NW MIDDLE |
| 1441146 |
mountain pine beetle |
Dendroctonus ponderosae |
Reshoot #2 Bear Mountain Basin looking North BLKH MPB July 24,92 RIGHT |
| 1441147 |
mountain pine beetle |
Dendroctonus ponderosae |
Bear Mountain Basin Before ( Winter 92) |
| 1441148 |
mountain pine beetle |
Dendroctonus ponderosae |
Bear Mountain Basin BLKH mpb Feb 1992 |
| 1441149 |
mountain pine beetle |
Dendroctonus ponderosae |
15 July 1992 retake #1 Bear Mountain BLKH MPB -moth faders |
| 1441142 |
mountain pine beetle |
Dendroctonus ponderosae |
North West toward Spring Creek MPB on BL/KH Feb1992 MIDDLE |
| 1441143 |
mountain pine beetle |
Dendroctonus ponderosae |
N-NE Bear Mountain Basin, BLKH MPB RIGHT |
| 1441123 |
spruce beetle |
Dendroctonus rufipennis |
from woodpeckers foraging on spruce beetle |
| 1442050 |
smaller European elm bark beetle |
Scolytus multistriatus |
female and breed gallery |
| 1442051 |
smaller European elm bark beetle |
Scolytus multistriatus |
|
| 1441144 |
mountain pine beetle |
Dendroctonus ponderosae |
Bear Mountain Basin looking West, July 1992 |
| 1441150 |
mountain pine beetle |
Dendroctonus ponderosae |
Black Hills National Forest, South Dakota |
| 1441126 |
mountain pine beetle |
Dendroctonus ponderosae |
mites on beetle |
| 1441132 |
mountain pine beetle |
Dendroctonus ponderosae |
Uncompahgre National Forest, Colorado |
| 1441137 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1441022 |
mountain pine beetle |
Dendroctonus ponderosae |
400 beetle infected pines piled, ready to burn.
Trees correctly piled. Pike National Forest, Lake George District. May 1963 |
| 1441019 |
mountain pine beetle |
Dendroctonus ponderosae |
Piling and burning beetle infested pine.
Pike National Forest, Lake George Ranger District, March 1963 |
| 1441010 |
mountain pine beetle |
Dendroctonus ponderosae |
Aerial view of beetle infected pine cut, piled and ready to be burned. May 1963, Southern Bighorns Bureau of Land Management beetle project. |
| 1441012 |
mountain pine beetle |
Dendroctonus ponderosae |
cross section of log showing blue stain |
| 1441013 |
mountain pine beetle |
Dendroctonus ponderosae |
Overstock stand with roundwood removal leaving 70 square feet of residual basal area.
Black Hills National Forest in South Dakota. |
| 1441014 |
mountain pine beetle |
Dendroctonus ponderosae |
Thinned stand before slash cleanup; Black Hills National Forest in August 1973 |
| 1441016 |
mountain pine beetle |
Dendroctonus ponderosae |
Thinned stand with slash piled for burning to reduce mountain pine beetle risk. Black Hills National Forest, August 1973 |
| 1441047 |
spruce beetle |
Dendroctonus rufipennis |
Burning spruce beetle infested cull material. Mosca Creek, San Juan National Forest, Colorado |
| 1441001 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1441002 |
mountain pine beetle |
Dendroctonus ponderosae |
callow adult |
| 1441003 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1441004 |
mountain pine beetle |
Dendroctonus ponderosae |
|
