| 1523072 |
emerald ash borer |
Agrilus planipennis |
'D' shaped exit holes |
| 1523033 |
redheaded ash borer |
Neoclytus acuminatus |
exit hole |
| 1523039 |
red oak clearwing borer |
Paranthrene simulans |
|
| 1523034 |
redheaded ash borer |
Neoclytus acuminatus |
|
| 1523106 |
gypsy moth |
Lymantria dispar |
|
| 1523109 |
gypsy moth |
Lymantria dispar |
laying eggs |
| 1523111 |
gypsy moth |
Lymantria dispar |
larvae and pupae |
| 1523113 |
gypsy moth |
Lymantria dispar |
|
| 1523114 |
gypsy moth |
Lymantria dispar |
|
| 1523115 |
gypsy moth |
Lymantria dispar |
laying eggs |
| 1523116 |
gypsy moth |
Lymantria dispar |
|
| 1523118 |
gypsy moth |
Lymantria dispar |
female laying eggs |
| 1523119 |
gypsy moth |
Lymantria dispar |
|
| 1523120 |
gypsy moth |
Lymantria dispar |
laying eggs |
| 1523122 |
gypsy moth |
Lymantria dispar |
|
| 1523123 |
gypsy moth |
Lymantria dispar |
first instar larvae |
| 1523127 |
gypsy moth |
Lymantria dispar |
|
| 1523128 |
gypsy moth |
Lymantria dispar |
diseased larvae |
| 1523129 |
gypsy moth |
Lymantria dispar |
|
| 1523081 |
emerald ash borer |
Agrilus planipennis |
entire cambium destroyed by feeding |
| 1523082 |
emerald ash borer |
Agrilus planipennis |
on foliage |
| 1523083 |
emerald ash borer |
Agrilus planipennis |
trees removed after infestation |
| 1523073 |
emerald ash borer |
Agrilus planipennis |
serpentine galleries packed with frass |
| 1523074 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |
| 1523075 |
emerald ash borer |
Agrilus planipennis |
|
| 1523076 |
emerald ash borer |
Agrilus planipennis |
serpentine galleries packed with frass |
| 1523077 |
emerald ash borer |
Agrilus planipennis |
close-up of frass in galleries |
| 1523078 |
emerald ash borer |
Agrilus planipennis |
|
| 1523079 |
emerald ash borer |
Agrilus planipennis |
serpentine, frass-packed galleries under the bark |
| 1523080 |
emerald ash borer |
Agrilus planipennis |
close-up of frass-packed gallery |
| 1523059 |
birch leafminer |
Fenusa pusilla |
|
| 1523060 |
birch leafminer |
Fenusa pusilla |
mating |
| 1523061 |
birch leafminer |
Fenusa pusilla |
|
| 1523062 |
Japanese beetle |
Popillia japonica |
|
| 1523063 |
whitemarked tussock moth |
Orgyia leucostigma |
|
| 1523064 |
forest tent caterpillar |
Malacosoma disstria |
larvae beginning to emerge from eggs |
| 1523065 |
gypsy moth |
Lymantria dispar |
young larvae |
| 1523067 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1523069 |
emerald ash borer |
Agrilus planipennis |
|
| 1523070 |
emerald ash borer |
Agrilus planipennis |
|
| 1523071 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |
| 1523048 |
white pine weevil |
Pissodes strobi |
|
| 1523049 |
white pine weevil |
Pissodes strobi |
mating |
| 1523050 |
white pine weevil |
Pissodes strobi |
mating |
| 1523051 |
white pine weevil |
Pissodes strobi |
in stem |
| 1523052 |
white pine weevil |
Pissodes strobi |
|
| 1523054 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1523056 |
honeylocust plant bug |
Diaphnocoris chlorionis |
adult and nymph |
| 1523057 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1523037 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1523038 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 1523016 |
Japanese beetle |
Popillia japonica |
|
| 1523017 |
birch leafminer |
Fenusa pusilla |
|
| 1523018 |
gypsy moth |
Lymantria dispar |
|
| 1523019 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1523021 |
European pine sawfly |
Neodiprion sertifer |
|
| 1523022 |
European pine sawfly |
Neodiprion sertifer |
young larvae |
| 1523031 |
redheaded ash borer |
Neoclytus acuminatus |
|
| 1523032 |
redheaded ash borer |
Neoclytus acuminatus |
|
| 5171030 |
bronze birch borer |
Agrilus anxius |
callus formation in response to feeding of the larvae in the cambium region creates noticable ridges |
| 5171036 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |
| 5171037 |
emerald ash borer |
Agrilus planipennis |
root sprouts and crown dieback are typical indicatiors of an infested tree |