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Insects - Decaying Wood Feeding - Saproxylic

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194 Images of 13 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5490303 Ips engraver beetles Ips spp. Tops of ponderosa pine killed by ips beetles
5490304 Ips engraver beetles Ips spp. Tops of ponderosa pine killed by ips beetles
5490305 Ips engraver beetles Ips spp. Tops of ponderosa pine killed by ips beetles
2103064 six-spined engraver beetle Ips sexdentatus Exit hole in bark, on burnt out area of Austrian pine in Slovene Karst region, Sežana, Slovenia, April 2003.
2111050 European spruce bark beetle Ips typographus entrance holes; June 1999
2111057 European spruce bark beetle Ips typographus maturation feeding in a separate place
2112022 small spruce bark beetle Polygraphus poligraphus emergence holes; August 1994
1593079 pine engraver Ips pini boring dust
1593015 Ips engraver beetles Ips spp. Pockets of Ips beetle attacks in a small 30-year-old red pine plantation, Eau Claire Co., WI.  Photo taken during an intense summer drought in July 1998.   
1593035 pine engraver Ips pini Pine engraver mortality showing up as a pocket of recently killed red pine trees. 
5461636 European spruce bark beetle Ips typographus exit holes
5461637 European spruce bark beetle Ips typographus
5461635 European spruce bark beetle Ips typographus
5461634 European spruce bark beetle Ips typographus
2101085 European spruce bark beetle Ips typographus saw dust on the bark
0284044 Ips engraver beetles Ips spp. pines killed in urban setting
1879048 Ips engraver beetles Ips spp. Nuptial chamber and galleries
2721032 Ips engraver beetles Ips spp. Pitch tube
1190028 European spruce bark beetle Ips typographus blue stain fungi (Ophiostoma sp.) in the sapwood
0010166 Ips engraver beetles Ips spp. typical damage with dead red top tree and fading neighboring trees; taken off during the Southern Forest Insect Work Conference in August 2001
0010111 Ips engraver beetles Ips spp. and drought damage,
1259075 European spruce bark beetle Ips typographus
1259076 European spruce bark beetle Ips typographus
1259077 European spruce bark beetle Ips typographus
1259060 European spruce bark beetle Ips typographus
1259074 European spruce bark beetle Ips typographus
4064020 Ips engraver beetles Ips spp. larvae
1306046 pine engraver Ips pini in British Columbia
1306045 pine engraver Ips pini in British Columbia
1121007 European spruce bark beetle Ips typographus pitch tube
0010110 Ips engraver beetles Ips spp. and drought damage
1201027 pine engraver Ips pini on logged area, 7/17/1955 RLF
5288049 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288050 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288053 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288054 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288055 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288057 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
2101079 six-spined engraver beetle Ips sexdentatus dead trees near harvested logs
1470165 pine engraver Ips pini
2133079 six-spined engraver beetle Ips sexdentatus trunk with galleries, central way of gallery is slightly engraved in sapwood; scale: large quadrate 1 x 1 cm, small one 1 x 1 mm
1398167 pine engraver Ips pini Pocket of recently killed older red pine. Superior National Forest, MN
1241468 pinyon ips Ips confusus
1269021 six-spined engraver beetle Ips sexdentatus Infested stand. Switzerland
1121002 European spruce bark beetle Ips typographus adult and boring dust on bark
2105041 European spruce bark beetle Ips typographus Brick-red powder from entrance holes is characteristic for phloemophagous bark beetles (Ips typographus), Besnica, Slovenia, June 2003
1329058 European spruce bark beetle Ips typographus Cansiglio, Italy 20 March 1990
1121011 European spruce bark beetle Ips typographus attacked trees on windfall gap border
1326058 blue spruce engraver Ips hunteri Crown dieback symptom if infestation
2101078 six-spined engraver beetle Ips sexdentatus resin tube on the bark
2103072 European spruce bark beetle Ips typographus Exit holes. Besnica near Ljubljana, Slovenia, September 2005.
2101082 six-spined engraver beetle Ips sexdentatus saw dust on the bark
3225004 Ips engraver beetles Ips spp. Red top tree in Lufkin, Texas
1326057 blue spruce engraver Ips hunteri Early crown fading symptom of infestation
2101080 six-spined engraver beetle Ips sexdentatus dead trees
2101069 six-spined engraver beetle Ips sexdentatus exit holes in bark
2101084 European spruce bark beetle Ips typographus exit hole
1191003 European spruce bark beetle Ips typographus debarked stems, near Praha, September 1998
1929030 Ips engraver beetles Ips spp. Ips-killed red top loblolly pines
1468411 Ips engraver beetles Ips spp.
1269043 small spruce bark beetle Polygraphus poligraphus
1190018 six-spined engraver beetle Ips sexdentatus
1393042 eastern fivespined ips Ips grandicollis
2101089 European spruce bark beetle Ips typographus debarking
1398232 pine engraver Ips pini Pocket of dead older red pine killed by Ips pini,
1190031 European spruce bark beetle Ips typographus dead tree after beetle flight
4544051 European spruce bark beetle Ips typographus
2515009 ambrosia beetle Gnathotrichus materiarius hole of penetrating gallery
1241464 pine engraver Ips pini Group kill.
1258033 small spruce bark beetle Polygraphus poligraphus On spruce
1259087 European spruce bark beetle Ips typographus
0010098 Ips engraver beetles Ips spp.
1587045 bark beetles Pseudohylesinus spp.
1269026 European spruce bark beetle Ips typographus Infested tree.
2515010 ambrosia beetle Gnathotrichus materiarius white saw dust showing activity inside the wood
2253086 Ips engraver beetles Ips spp. attacking regeneration trees in stand
1199016 pine engraver Ips pini Exit holes
1258091 European spruce bark beetle Ips typographus
2089079 Ips engraver beetles Ips spp. Red topped pine infested by beetles
2133078 six-spined engraver beetle Ips sexdentatus trunk with galleries, central way of gallery is slightly engraved in sapwood; scale: large quadrate 1 x 1 cm, small one 1 x 1 mm
4212073 Ips engraver beetles Ips spp. boring dust, with penny for size reference
2101088 European spruce bark beetle Ips typographus reddish tree
2101090 European spruce bark beetle Ips typographus resin flux on the bark
2101074 six-spined engraver beetle Ips sexdentatus dead trees
1191004 European spruce bark beetle Ips typographus under certain conditions the attacked trees show green crowns together with debarked stems, near Praha, September 1998
1191002 European spruce bark beetle Ips typographus a bark beetle spot, August 1996
1259049 six-spined engraver beetle Ips sexdentatus
1587031 pine engraver Ips pini PP topkilled by Ips pini
1121004 European spruce bark beetle Ips typographus pitch tube
1433030 six-spined engraver beetle Ips sexdentatus neglected logs nearby pine stands; high risk for outbreak
1190025 European spruce bark beetle Ips typographus debarking tree
1121003 European spruce bark beetle Ips typographus boring dust on bark
1207027 Ips engraver beetles Ips spp.
2108030 Ips engraver beetles Ips spp. On fallen pines or on pine logs, the accumulations of red or brown sawdust on the surface of the bark are another sign of attacks by secondary bark beetles (Ips spp.)
1190030 European spruce bark beetle Ips typographus brown saw dust showing activity under the bark
1433027 six-spined engraver beetle Ips sexdentatus pines attacked in the fall showing green crowns together with debarked stems
1541739 Ips engraver beetles Ips spp.
1241463 Ips engraver beetles Ips spp. Top kill from Ips attack.
1121041 European spruce bark beetle Ips typographus boring dust on bark
1312042 California fivespined ips Ips paraconfusus Beetles increased in number by breeding in slash prior to attacking nearby trees.
5288072 Ips engraver beetles Ips spp.
5288073 Ips engraver beetles Ips spp.
5288074 Ips engraver beetles Ips spp.
5288075 Ips engraver beetles Ips spp.
5288070 Ips engraver beetles Ips spp.
5288071 Ips engraver beetles Ips spp.
5288065 Ips engraver beetles Ips spp.
5288066 Ips engraver beetles Ips spp.
5288067 Ips engraver beetles Ips spp.
5288068 Ips engraver beetles Ips spp.
5288069 Ips engraver beetles Ips spp.
5288063 Ips engraver beetles Ips spp.
5288064 Ips engraver beetles Ips spp.
5288058 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288059 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288060 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288062 Ips engraver beetles Ips spp.
5288056 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288051 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
5288052 Ips engraver beetles Ips spp. Ips avul & calli in Slash pine
1274018 pinyon ips Ips confusus Heavy mortality. Mesa Verde N.P., CO. 3rd place in the Southern Forest Insect Work Conference Photo Slaon in the category of Forest Insect Damage.
5051055 Ips engraver beetles Ips spp. Ips bark beetle attack on red pine severely stressed by drought.
5251048 pine engraver Ips pini Opening in a red pine stand following mortality caused by drought and Ips pini.
5383044 European spruce bark beetle Ips typographus needle drop under attacked spruce  
0758110 Ips engraver beetles Ips spp. Aerial view of scattered tree mortality in longleaf pine.
0758111 Ips engraver beetles Ips spp. Aerial view of scattered tree mortality.
5378204 European spruce bark beetle Ips typographus
5378200 European spruce bark beetle Ips typographus
5378201 European spruce bark beetle Ips typographus
5378236 European spruce bark beetle Ips typographus
5378240 European spruce bark beetle Ips typographus
5378223 European spruce bark beetle Ips typographus
5378225 European spruce bark beetle Ips typographus
5378222 European spruce bark beetle Ips typographus
5378210 European spruce bark beetle Ips typographus
5378213 European spruce bark beetle Ips typographus
5378214 European spruce bark beetle Ips typographus
0758109 Ips engraver beetles Ips spp. Bark slabs provide a source of beetles that have subsequently attacked standing trees.
0758112 Ips engraver beetles Ips spp. Aerial view of scattered tree mortality in a young pine plantation.
5382430 blue spruce engraver Ips hunteri Aerial view of an infestation
0758107 pine engraver Ips pini Top kill caused by pine engraver
0758108 Ips engraver beetles Ips spp. Logs at a rail siding provide a source of beetles that have subsequently attacked standing trees.
0758134 California fivespined ips Ips paraconfusus Trees with top kill from Ips attack, Rubicon River drainage.
0758135 California fivespined ips Ips paraconfusus Top kill in large ponderosa pines
5379132 six-spined engraver beetle Ips sexdentatus Bark sloughing off.
5378291 European spruce bark beetle Ips typographus
5378279 European spruce bark beetle Ips typographus
5378274 European spruce bark beetle Ips typographus
5378275 European spruce bark beetle Ips typographus
5378273 European spruce bark beetle Ips typographus
2142008 pine engraver Ips pini frass
2142009 pine engraver Ips pini frass on windthrown tree
5135053 pinyon ips Ips confusus Aerial survey 2006; Aerial view of damage, near Canon City, CO
2140083 pinyon ips Ips confusus
2140085 pinyon ips Ips confusus group mortality
5005010 Ips engraver beetles Ips spp. Green crowned pine with Ips infested bark slipping
5005017 Ips engraver beetles Ips spp.
5005018 Ips engraver beetles Ips spp.
5005019 Ips engraver beetles Ips spp.
5005020 Ips engraver beetles Ips spp.
5005021 Ips engraver beetles Ips spp.
2112014 European spruce bark beetle Ips typographus trees with debarked stems after heavy infestation (crowns are still green); September 1996
2112015 European spruce bark beetle Ips typographus base of stem debarked after heavy infestation (crown is still green); September 1996
2111060 European spruce bark beetle Ips typographus trees with debarked stems after heavy infestation while the crowns are still green; September 1996
2111061 European spruce bark beetle Ips typographus a tree with the debarked stem after heavy infestation while the crown is still green; September 1996
2252094 pine engraver Ips pini
2104080 six-spined engraver beetle Ips sexdentatus Ips sexdentatus frequently lives in association with fungi from the genera Leptographium and Graphium, Karst region, Slovenia, June 2000
2105033 six-spined engraver beetle Ips sexdentatus Brick-red sawdust deposition down of an attacked pine, Karst region, Slovenia, June 2000
2101077 six-spined engraver beetle Ips sexdentatus recently dead tree, debarked but still with green needles
1248015 pine engraver Ips pini Multiple tree groups of dead and dying lodgepole pines near Evergreen, CO
1121028 European spruce bark beetle Ips typographus debarking tree
1248034 pinyon ips Ips confusus
1248038 blue spruce engraver Ips hunteri Top kill caused by a spruce engraver beetle, Ips hunteri, Fort Collins, CO
1258089 European spruce bark beetle Ips typographus Boring dust on bark
1254009 pine engraver Ips pini Top kill in ponderosa pine, Warm Springs IR, OR
1254010 blue spruce engraver Ips hunteri Fading spruces due to Blue spruce engraver beetle attack, Timnath, CO.
1254011 blue spruce engraver Ips hunteri Pitch tubes and boring dust on bark surface, Timnath, CO.
2500003 pinyon ips Ips confusus Pitch tubes and boring dust on the bark surface of pinyon pine.
2500005 pinyon ips Ips confusus Aerial view of group of trees killed by pinyon engraver beetle, Rio Grande NF, CO
2500006 pinyon ips Ips confusus Scattered tree mortality caused by pinyon engraver beetle, Rio Grande, NF, CO
2500007 pinyon ips Ips confusus Scattered tree mortality caused by pinyon engraver beetle, Rio Grande, NF, CO
2500008 pinyon ips Ips confusus Group killed by pinyon engraver beetle, Rio Grande NF, CO.
1241466 Ips engraver beetles Ips spp. Red-orange boring dust on bark of attacked pine
1169018 Ips engraver beetles Ips spp. mortality
1306047 pine engraver Ips pini in British Columbia
1433028 six-spined engraver beetle Ips sexdentatus larval sawdust deposition down of an attacked pine
1433026 six-spined engraver beetle Ips sexdentatus entry hole with resin emission
0013087 Ips engraver beetles Ips spp. Scattered single pines with discolored foliage indicate trees attacked by engraver beetles (Ips). Distinct from a multiple-tree southern pine beetle infestation.
2089068 Ips engraver beetles Ips spp. boring dust in bark crevice, sign of attack
0014163 Ips engraver beetles Ips spp. mechanical root injury predisposing for attack
1879080 Ips engraver beetles Ips spp. early gallery formation with bark removed. Note adult in gallery at pointer.
2716114 Ips engraver beetles Ips spp. pitch tube
2721029 Ips engraver beetles Ips spp. Pitch tube with dime for size comparison
0805013 northern spruce engraver Ips perturbatus frass on bark

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