Polygraphus proximus(POLGPR)
Photos
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Tree (still alive) heavily infested by Polygraphus proximus in the Krasnoyarsk region (RU).
Courtesy: Evgeni Akulov (RU).Galleries of Polygraphus proximus under the bark, Krasnoyarsk region (RU).
Courtesy: Evgeni Akulov (RU).Polygraphus proximus - Outbreak area in Krasnoyarsk region (RU) during winter.
Courtesy: Sergey Astapenko (RU).Dead tree, killed by Polygraphus proximus in the Krasnoyarsk region (RU).
Courtesy: Evgeni Akulov (RU).The attacked fir tree (Abies sibirica) with resin flow on the main trunk. Karaguzhikha, northeastern Kazakhstan, July 2023.
Courtesy: Valentin V. RudoiDeclining fir forest (predominated by Abies sibirica) in Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaDried but still standing firs (Abies sibirica) in Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaDried but still standing firs (Abies sibirica) in Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaThe crowns of died firs (Abies sibirica) in Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaView to the dead stand (Abies sibirica) in late autumn. Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaView to the dead stand (Abies sibirica) in early winter. Stolby Nature Reserve, Krasnoyarsk, Russia.
Courtesy: Stolby Nature Reserve, Krasnoyarsk, RussiaMale (right) and female (left) of Polygraphus proximus, emerged from Abies holophylla, May 2022, nearby Anisimovka village, South of Primorsky Krai, Russia. A.V. Petrov leg.
Courtesy: Alexander V. PetrovExit holes on the bark of Abies sibirica. Karaguzhikha, northeastern Kazakhstan, July 2023.
Courtesy: Valentin V. RudoiMother and larval galleries in sapwood of Abies holophylla, May 2022. South of Primorsky Krai, Russia.
Courtesy: Alexander V. Petrov