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Animal invaders and pathogens



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Species    Description/Photographer
See the previous set of photos
Adelges piceae: Balsam woolly adelgid    Healthy fir/photo JMR
Adelges piceae: Balsam woolly adelgid    Dead firs I/photo JMR
Adelges piceae: Balsam woolly adelgid    Dead firs II/photo JMR
Adelges piceae: Balsam woolly adelgid    Dead firs III/photo JMR
Adelges piceae: Balsam woolly adelgid    Adelgid eggs/photo Scott Tunnock, forestryimages.org(*)
Adelges piceae: Balsam woolly adelgid    Adelgid (crawler)/photo USDA archives, forestryimages.org(*)
Adelges piceae: Balsam woolly adelgid    Leaf infestation/photo Robert L. Anderson, forestryimages.org(*)
Adelges piceae: Balsam woolly adelgid    Trunk infestation/photo Scott Tunnock, forestryimages.org(*)
Adelges piceae: Balsam woolly adelgid    Infestation (close view)/photo Ladd Livingston, forestryimages.org(*)
Adelges tsugae: Hemlock woolly adelgid    An infested branchlet/photo JMR
Adelges tsugae: Hemlock woolly adelgid    Closer view I/photo JMR
Adelges tsugae: Hemlock woolly adelgid    Closer view II/photo Dennis J. Souto, forestryimages.org(*)
Adelges tsugae: Hemlock woolly adelgid    Thinning crown/photo Robert L. Anderson, forestryimages.org(*)
Adelges tsugae: Hemlock woolly adelgid    Infestation map/USDA Forest Service(*)
Adelges tsugae: Hemlock woolly adelgid    Dead trees I/photo Faith Campbell
Adelges tsugae: Hemlock woolly adelgid    Dead trees II/photo Dennis J. Souto, forestryimages.org(*)
Adelges tsugae: Hemlock woolly adelgid    Dead trees III/photo JMR
Adelges tsugae: Hemlock woolly adelgid    Extremely close view/photo Rusty Rhea, forestryimages.org(*)
Agrilus planipennis: Emerald ash borer    Infested tree removal/Faith T. Cambell
Agrilus planipennis: Emerald ash borer    Risk map/USDA Forest Service(*)
Agrilus planipennis: Emerald ash borer    The pest/David Cappaert, Michigan State University(*)
Agrilus planipennis: Emerald ash borer    Adult/David Cappaert, Michigan State University(*)
Agrilus planipennis: Emerald ash borer    Eggs/David Cappaert, Michigan State University(*)
Agrilus planipennis: Emerald ash borer    Larvae/David Cappaert, Michigan State University(*)
Agrilus planipennis: Emerald ash borer    Damage/David Cappaert, Michigan State University(*)
Agrilus planipennis: Emerald ash borer    Epicormic sprouts (signs of damage)/ Ed Czerwinski, Ontario Ministry of Natural Resources(*)
Agrilus planipennis: Emerald ash borer    D-shaped exit hole/David R. McKay, forestryimages.org(*)
Agrilus planipennis: Emerald ash borer    Presence map/USDA APHIS, Forest Service(*)
Anoplophora chinensis: Citrus longhorned beetle    Bonsai wi/exit hole/photo L. Cruze, USDA/APHIS(*)
Anoplophora chinensis: Citrus longhorned beetle    Intercepted shipments/photo Joe Cavey, USDA/APHIS(*)
Anoplophora chinensis: Citrus longhorned beetle    Adult I/photo Washington State Dept. of Ag., forestryimages.org(*)
Anoplophora chinensis: Citrus longhorned beetle    Adult II/photo Washington State Dept. of Ag., forestryimages.org(*)
Anoplophora chinensis: Citrus longhorned beetle    Exit hole/photo Washington State Dept. of Ag., forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Adult I/photo Kenneth R. Law, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Life stages/photo Kenneth R. Law, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Nightmare fodder/photo Kenneth R. Law, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Tree holes/photo Tom Denholm, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Larva/photo Tom Denholm, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Damage/photo Tom Denholm, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Adult II/photo Tom Denholm, forestryimages.org(*)
Anoplophora glabripennis: Asian longhorned beetle    Pre-removal/photo Michael T. Smith USDA/ARS(*)
Anoplophora glabripennis: Asian longhorned beetle    During removal/photo Michael T. Smith USDA/ARS(*)
Anoplophora glabripennis: Asian longhorned beetle    Post-removal/photo Michael T. Smith USDA/ARS(*)
Anoplophora glabripennis: Asian longhorned beetle    Risk map/map USDA/APHIS(*)
Aulacaspis yasumatsui: Asian cycad scale    Damage in Guam/photo Anne Brooke, USFW Guam(*)
Aulacaspis yasumatsui: Asian cycad scale    Cycad mortality/photo Anne Brooke, USFW Guam(*)
Aulacaspis yasumatsui: Asian cycad scale    More Guam damage/photo Anne Brooke, USFW Guam(*)
Aulacaspis yasumatsui: Asian cycad scale    Severe infestation/photo Holly Glenn, University of Florida(*)
Aulacaspis yasumatsui: Asian cycad scale    Severe infestation II/photo Holly Glenn, University of Florida(*)
Cactoblastis cactorum: Cactus moth    Eggstick/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Young caterpillar/photo Don Herbison-Evans, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Feasting caterpillars/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Many caterpillars/photo Don Herbison-Evans, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Scale bar/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Head shot/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Cocoon/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Pupa revealed/photo Susan Ellis, forestryimages.org(*)
Cactoblastis cactorum: Cactus moth    Adult/photo Susan Ellis, forestryimages.org(*)
Camelus dromedarius: Camel    Camel (Australia)/photo JMR
Camelus dromedarius: Camel    A herd (Australia)/photo JMR
Chilecomadia valdiviana: Chilean carpenter worm    Larva/photo Jerry A. Payne, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Tree damage/photo Jerald E. Dewey, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Larvae and brown cases/photo Jerald E. Dewey, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Overwintering larvae/photo USDA photo archives, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Needle damage/photo USDA photo archives, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Feeding larvae/photo Connecticut Agricultural Experiment Station Archives, forestryimages.org(*)
Coleophora laricella: Larch casebearer    Dead trees/photo Dave Powell, forestryimages.org(*)
Cronartium ribicola: White pine blister rust    Dead tree/photo Faith T. Campbell
Cronartium ribicola: White pine blister rust    Symptoms/photo Susan K. Hagle, forestryimages.org(*)
Cronartium ribicola: White pine blister rust    History of spread/map USDA Forest Service(*)
Cronartium ribicola: White pine blister rust    Damage/photo JMR
Cryphonectria parasitica : Chestnut blight    Symptoms/photo Robert L. Anderson, forestryimages.org(*)
Cryphonectria parasitica : Chestnut blight    Diseased tree/photo John H. Ghent, forestryimages.org(*)
Ctenopharyngodon idella: Grass carp/White amur    High-res USA distribution/map Liz McKercher/USGS(*)
Ctenopharyngodon idella: Grass carp/White amur    Low-res USA distribution/from high-res version from Liz McKercher/USGS(*)
Discula destructiva: Dogwood anthracnose disease    Leaf damage/photo Robert L. Anderson, forestryimages.org(*)
Discula destructiva: Dogwood anthracnose disease    Flower damage/photo Robert L. Anderson, forestryimages.org(*)
Discula destructiva: Dogwood anthracnose disease    Tree damage/photo Robert L. Anderson, forestryimages.org(*)
Dreissena polymorpha: Zebra mussel    Shells I/photo BAR (WYSIWYG--see note at bottom)
Dreissena polymorpha: Zebra mussel    Shells II/photo BAR
Dreissena polymorpha: Zebra mussel    Shells III/photo JMR
Dreissena polymorpha: Zebra mussel    Shells on beach/photo MT
Dreissena polymorpha: Zebra mussel    Bleached shells I/photo MT
Dreissena polymorpha: Zebra mussel    Bleached shells II/photo MT
Dreissena polymorpha: Zebra mussel    Bleached shells III/photo MT
Dreissena polymorpha: Zebra mussel    Shocked ecologist/photo MT
Dryocosmus kuriphilus: Chestnut gall wasp    Adults/photo Jerry A. Payne, forestryimages.org(*)
Dryocosmus kuriphilus: Chestnut gall wasp    Larvae/photo Jerry A. Payne, forestryimages.org(*)
Dryocosmus kuriphilus: Chestnut gall wasp    Galls/photo Jerry A. Payne, forestryimages.org(*)
Elatobium abietinum: Spruce aphid    Aphid/photo Donald Owen, forestryimages.org(*)
Elatobium abietinum: Spruce aphid    Damaged growth/photo John H. Ghent, forestryimages.org(*)
Elatobium abietinum: Spruce aphid    Damaged tree/photo Donald Owen, forestryimages.org(*)
Elatobium abietinum: Spruce aphid    Damaged trees/photo Andris Eglitis, forestryimages.org(*)
Fusarium circinatum: Pine Pitch Canker    On P. radiata seedling/photo Donald Owen, forestryimages.org(*)
Fusarium circinatum: Pine Pitch Canker    On P. radiata sapling/photo Donald Owen, forestryimages.org(*)
Fusarium circinatum: Pine Pitch Canker    On P. radiata tree/photo Donald Owen, forestryimages.org(*)
Hylurgus ligniperda: Red-haired (=Golden-haired) Pine Bark Beetle    Adults under bark/photo William M. Ciesla, forestryimages.org(*)
Hylurgus ligniperda: Red-haired (=Golden-haired) Pine Bark Beetle    Adult/photo Steve Passoa, forestryimages.org(*)
Hylurgus ligniperda: Red-haired (=Golden-haired) Pine Bark Beetle    Egg gallery/photo William M. Ciesla, forestryimages.org(*)
Hylurgus ligniperda: Red-haired (=Golden-haired) Pine Bark Beetle    Larvae, pupae, adult/photo William M. Ciesla, forestryimages.org(*)
Hylurgus ligniperda: Red-haired (=Golden-haired) Pine Bark Beetle    Seedling damage/photo William M. Ciesla, forestryimages.org(*)
Ips typographus: European spruce beetle    Egg/photo Daniel Adam, forestryimages.org(*)
Ips typographus: European spruce beetle    Larvae/photo Louis-Michel Nageleisen, forestryimages.org(*)
Ips typographus: European spruce beetle    Larva portrait/photo Daniel Adam, forestryimages.org(*)
Ips typographus: European spruce beetle    Adult I/photo Stanislaw Kinelski, forestryimages.org(*)
Ips typographus: European spruce beetle    Adult II/photo Gyorgy Csoka, forestryimages.org(*)
Ips typographus: European spruce beetle    Gallery I/photo Gyorgy Csoka, forestryimages.org(*)
Ips typographus: European spruce beetle    Gallery II/photo Gyorgy Csoka, forestryimages.org(*)
Ips typographus: European spruce beetle    Gallery and larvae/photo Louis-Michel Nageleisen, forestryimages.org(*)
Ips typographus: European spruce beetle    Blue stain/photo Louis-Michel Nageleisen, forestryimages.org(*)
Ips typographus: European spruce beetle    Holes/photo Stanislaw Kinelski, forestryimages.org(*)
Ips typographus: European spruce beetle    Damaged trunks/photo Jan Liska, forestryimages.org(*)
Ips typographus: European spruce beetle    Damaged forest/photo Petr Kapitola, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Larvae I/photo JMR
Lymantria dispar: European Gypsy moth    Larvae II/photo E. Bradford Walker, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Larvae III/photo Scott Bauer, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Pupae: Asian/left, Euro/right/photo Terry McGovern, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Female (top), male (bottom)/photo USDA archives, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Male/photo USDA archives, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Female laying eggs/photo USDA archives, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Females en masse/photo USDA archives, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Dead trees I/photo JMR
Lymantria dispar: European Gypsy moth    Dead trees II/photo JMR
Lymantria dispar: European Gypsy moth    Dead trees III/photo USDA Forest Service, forestryimages.org(*)
Lymantria dispar: European Gypsy moth    Dead trees IV/photo Mark Robinson, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Larvae I/photo USDA archives, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Larvae II/photo Terry McGovern, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Variation in males/photo USDA archives, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Adult female I/photo Terry McGovern, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Adult female II/photo John H. Ghent, forestryimages.org(*)
Lymantria dispar: Asian Gypsy moth    Ship inspection/photo USDA Forest Service
Lymantria monacha: Eurasian Nun Moth    Eggs/photo Daniel Adam, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Hatchlings I/photo William M. Ciesla, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Hatchlings II/photo Stanislaw Kinelski, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Young larva/photo Louis-Michel Nageleisen, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Larva/photo Daniel Adam, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Feeding larva/photo Stanislaw Kinelski, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Pupa/photo Daniel Adam, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Portrait of male/photo Stanislaw Kinelski, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Male, dark morph/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Male, grey morph/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Female I/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Female II/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Dark male, pale female/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Heavy defoliation/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Complete defoliation I/photo Hannes Lemme, forestryimages.org(*)
Lymantria monacha: Eurasian Nun Moth    Complete defoliation II/photo Jan Liska, forestryimages.org(*)
Nectria coccinea var. faginata: Beech bark disease    Bagging flowers/photo USDA Forest Service(*)
Nectria coccinea var. faginata: Beech bark disease    Cankers/photo David J. Moorhead, forestryimages.org(*)
Nectria coccinea var. faginata: Beech bark disease    Fruiting bodies/photo Joseph O'Brien, forestryimages.org(*)
Nectria coccinea var. faginata: Beech bark disease    Beech bark scars I/photo JMR
Nectria coccinea var. faginata: Beech bark disease    Beech bark scars II/photo JMR
Ophiostoma ulmi, O. novo-ulmi: Dutch elm disease    Dead tree/photo Jana Albers, forestryimages.org(*)
Ophiostoma ulmi, O. novo-ulmi: Dutch elm disease    Resistent tree/photo Alden M. Townsend, US Nat. Arboretum, USDA ARS(*)
Orthotomicus erosus: Mediterranean Pine Engraver Beetle    Gallery/photo William M. Ciesla, forestryimages.org(*)
Orthotomicus erosus: Mediterranean Pine Engraver Beetle    Gallery with larvae/photo William M. Ciesla, forestryimages.org(*)
Orthotomicus erosus: Mediterranean Pine Engraver Beetle    Dead tree/photo William M. Ciesla, forestryimages.org(*)
Paratachardina lobata subsp. lobata: Lobate Lac Scale    Two mature females/photo Forrest Howard, fwhoward(at)ufl.edu(*)
Paratachardina lobata subsp. lobata: Lobate Lac Scale    Many scales/photo Forrest Howard, fwhoward(at)ufl.edu(*)
Paratachardina lobata subsp. lobata: Lobate Lac Scale    Dead Myrica cerifera/photo Forrest Howard, fwhoward(at)ufl.edu(*)
Paratachardina lobata subsp. lobata: Lobate Lac Scale    Causing sooty mold/photo Forrest Howard, fwhoward(at)ufl.edu(*)
Phytophthora alni: alder dieback    On Alnus glutinosa I/photo Thomas Jung, forestryimages.org(*)
Phytophthora alni: alder dieback    On Alnus glutinosa II/photo Thomas Jung, forestryimages.org(*)
Phytophthora alni: alder dieback    Alnus incana damage exposed/photo Thomas Jung, forestryimages.org(*)
Phytophthora alni: alder dieback    Alnus glutinosa mortality/photo Thomas Jung, forestryimages.org(*)
Phytophthora cinnamomi: Phytophthora root rot    Symptoms/photo Edward L. Barnard, forestryimages.org(*)
Phytophthora cinnamomi: Phytophthora root rot    Dead trees/photo Edward L. Barnard, forestryimages.org(*)
Phytophthora kernoviae: Unnamed Phytophthora disease    Beech tree with necrotic bark/photo Forestry Commission, http://www.forestry.gov.uk/forestry/infd-66jlgb(*)
Phytophthora kernoviae: Unnamed Phytophthora disease    Rhododendron leaves/photo Forestry Commission, http://www.forestry.gov.uk/forestry/infd-66jlgb(*)
Phytophthora kernoviae: Unnamed Phytophthora disease    Rhododendron damage I/photo Forestry Commission, http://www.forestry.gov.uk/forestry/infd-66jlgb(*)
Phytophthora kernoviae: Unnamed Phytophthora disease    Rhododendron damage II/photo Forestry Commission, http://www.forestry.gov.uk/forestry/infd-66jlgb(*)
Phytophthora lateralis: Port-Orford-cedar root disease    Dead tree/photo Faith T. Campbell
Phytophthora lateralis: Port-Orford-cedar root disease    Symptoms/photo Donald Owen, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Tanoak damage I/photo JMR
Phytophthora ramorum: Sudden oak death    Tanoak damage II/photo JMR
Phytophthora ramorum: Sudden oak death    Tanoak damage III/photo JMR
Phytophthora ramorum: Sudden oak death    Dead oak I/photo Joseph O'Brien, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Dead oak II/photo Joseph O'Brien, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Rhododendron damage/photo Bruce Moltzan, MO Dept. of Conservation(*)
Phytophthora ramorum: Sudden oak death    Risk map/map USDA Forest Service(*)
Phytophthora ramorum: Sudden oak death    Host map/map USDA Forest Service(*)
Phytophthora ramorum: Sudden oak death    Oak map/map USDA Forest Service(*)
Phytophthora ramorum: Sudden oak death    Leaf damage/photo Joseph O'Brien, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Non-crack bleeding/photo Joseph O'Brien, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Zone lines/photo Joseph O'Brien, forestryimages.org(*)
Phytophthora ramorum: Sudden oak death    Risk Map & TNC Portfolio sites/photo TNC Global Priorities Group
Phytophthora ramorum: Sudden oak death    Tan oak damage/photo JMR
Pityophthorus: Black walnut disease    Juglans nigra range/map USGS
Pityophthorus: Black walnut disease    Juglans nigra fruit/photo Paul Wray, forestryimages.org(*)
Pityophthorus: Black walnut disease    Juglans nigra walnuts/photo USDA, forestryimages.org(*)
Pityophthorus: Black walnut disease    Damaged Juglans nigra I/photo Whitney Cranshaw, forestryimages.org(*)
Pityophthorus: Black walnut disease    Damaged Juglans nigra II/photo Whitney Cranshaw, forestryimages.org(*)
Pityophthorus: Black walnut disease    Beetle damage/photo Whitney Cranshaw, forestryimages.org(*)
Pityophthorus: Black walnut disease    Beetles and grubs/photo Whitney Cranshaw, forestryimages.org(*)
Pityophthorus: Black walnut disease    Beetle gallery/photo Whitney Cranshaw, forestryimages.org(*)
Puccinia psidii: Ohi'a rust    Rust on ohi'a/photo Desmond Ogata(*)
Puccinia psidii: Ohi'a rust    Closeup on leaf/photo Desmond Ogata(*)
Puccinia psidii: Ohi'a rust    More rust/photo Desmond Ogata(*)
Quadrastichus erythrinae: Erythrina gall wasp    Adult gall wasps/photo Walter Nagamine, Hawaii Dept. of Agriculture(*)
Quadrastichus erythrinae: Erythrina gall wasp    Erythrina damage/photo Ronald Heu, Hawaii Dept. of Agriculture(*)
Quadrastichus erythrinae: Erythrina gall wasp    Distribution map/map Maui Invasive Species Committee & Hawaii Dept. of Agriculture(*)
Quadrastichus erythrinae: Erythrina gall wasp    Maui survey map/map Maui Invasive Species Committee & Hawaii Dept. of Agriculture(*)
Quadrastichus erythrinae: Erythrina gall wasp    Wiliwili flowers/photo Art Medeiros, USGS(*)
Rana catesbeiana: Bullfrog    Bullfrog I/photo JMR
Rana catesbeiana: Bullfrog    Bullfrog II/photo JMR
Scolytus intricatus: European Oak Bark Beetle    Gallery/photo Gyorgy Csoka, forestryimages.org(*)
Scolytus schevyrewi : Banded Elm Bark Beetle    Adult from side/photo Whitney Cranshaw, forestryimages.org(*)
Scolytus schevyrewi : Banded Elm Bark Beetle    Adult from top/photo Whitney Cranshaw, forestryimages.org(*)
Sirex noctilio: Woodwasp    Adult female I/photo Stanislaw Kinelski, forestryimages.org(*)
Sirex noctilio: Woodwasp    Adult female II/photo William M. Ciesla, forestryimages.org(*)
Sirex noctilio: Woodwasp    Pupae/photo William M. Ciesla, forestryimages.org(*)
Sirex noctilio: Woodwasp    Gallery I/photo Stanislaw Kinelski, forestryimages.org(*)
Sirex noctilio: Woodwasp    Gallery II/photo Gyorgy Csoka, forestryimages.org(*)
Sirex noctilio: Woodwasp    Damaging holes/photo Gyorgy Csoka, forestryimages.org(*)
Sirex noctilio: Woodwasp    Dead trees/photo Stanislaw Kinelski, forestryimages.org(*)
Sirex noctilio: Woodwasp    Presence map/USDA APHIS, Forest Service(*)
Sirococcus clavigignenti-juglandacearum: Butternut canker    Dead trees/Michael Ostry, USDA Forest Service(*)
Sirococcus clavigignenti-juglandacearum: Butternut canker    Casualty/photo JMR
Sirococcus clavigignenti-juglandacearum: Butternut canker    Cankers/photo Jana Albers, forestryimages.org(*)
Solenopsis invicta: Red imported fire ants    FIRE ANTS!!!/photo BAR
Solenopsis invicta: Red imported fire ants    MORE FIRE ANTS!!!/photo BAR
Solenopsis invicta: Red imported fire ants    Scrabbling!/photo BAR
Solenopsis invicta: Red imported fire ants    Scurrying!/photo BAR
Solenopsis invicta: Red imported fire ants    Rafting in floodwaters!/photo BAR
Solenopsis invicta: Red imported fire ants    Heads/(*)
Sus scrofa: Feral pig    Road sign/photo JMR
Sus scrofa: Feral pig    With fennel/photo Oren Pollak
Tetropium fuscum: Brown Longhorned Spruce Beetle    Adult/photo Stanislaw Kinelski, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Shoot tip damage/photo Robert A. Haack, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Galleries I/photo Stanislaw Kinelski, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Galleries II/photo Stanislaw Kinelski, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Holes/photo Stanislaw Kinelski, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Adult/photo Gyorgy Csoka, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Twig hole/photo Gyorgy Csoka, forestryimages.org(*)
Tomicus piniperda: Common (or larger) pine shoot beetle    Distribution map/map USDA APHIS PPQ(*)
Vespula vulgaris: Common wasp    On a tree/photo JMR
Xyleborus glabratus : Ambrosia beetle I    Damage I/photo James Johnson, forestryimages.org(*)
Xyleborus glabratus : Ambrosia beetle I    Damage II/photo James Johnson, forestryimages.org(*)
Xyleborus glabratus : Ambrosia beetle I    Gallery I/photo James Johnson, forestryimages.org(*)
Xyleborus glabratus : Ambrosia beetle I    Gallery II/photo James Johnson, forestryimages.org(*)
Xylosandrus crassiusculus : Ambrosia beetle II    Eggs & larvae/photo Michael C. Thomas, forestryimages.org(*)
Xylosandrus crassiusculus : Ambrosia beetle II    Adult/photo Steve Passoa, forestryimages.org(*)
Xylosandrus crassiusculus : Ambrosia beetle II    Damage/photo G. Keith Douce, forestryimages.org(*)
Xylosandrus crassiusculus : Ambrosia beetle II    Frass toothpick/photo G. Keith Douce, forestryimages.org(*)
Xylosandrus crassiusculus : Ambrosia beetle II    Many frass toothpicks/photo Byron Rhodes, forestryimages.org(*)
Xylosandrus mutilatus : Ambrosia beetle III    Adult/photo Will Hudson, forestryimages.org(*)

(*)Image rights are not available for this image through The Nature Conservancy. Contact the image owner for image use guidelines. Images from www.forestryimages.org and/or www.invasive.org are particularly useful for those working on educational projects.
WYSIWYG--Higher resolution images are not available for this file.


Other site resources

Invasive plant management
Research the information we have on the management of a particular species of invasive plant here.
Invasive animal & pathogen management
Research the information we have on the management of a particular species of invasive animal or pathogen here.
Gallery of pests
A rogue's gallery of many of the invasive pests and pathogens that have invaded North America, or that have the potential to do so.



Updated January 2009
©The Nature Conservancy, 2005