Category:Pissodes sitchensis

Media in category "Pissodes sitchensis"

The following 8 files are in this category, out of 8 total.

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  1955. Sitka spruce weevil (Pissodes sitchensis) adult. Specimen from Clatsop County, Oregon. (39407782264).jpg 776 × 1,143; 77 KB
  
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  1955. Sitka spruce weevil (Pissodes sitchensis) Larva specimen from near Seaside, Oregon. (39407771554).jpg 1,058 × 1,334; 116 KB
  
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  1955. Sitka spruce weevil (Pissodes sitchensis) pupal cells in young Sitka spruce leader (bark removed). Astoria, Oregon. (39220468415).jpg 995 × 1,347; 176 KB
  
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  1955. Sitka spruce weevil (Pissodes sitchensis). Larva specimen from Clatsop County, Oregon. (39220460285).jpg 1,061 × 1,364; 103 KB
  
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  1955. Sitka spruce weevil (Pissodes sitchensis). Pupa specimen from near Astoria, Oregon. (25247361367).jpg 1,331 × 1,045; 83 KB
  
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  1955. Sitka spruce weevil (Pissodes sitchensis). Pupa specimen from near Seaside, Oregon. (25247364267).jpg 1,337 × 1,064; 98 KB
  
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  1956. "Old" and new stand of Sitka spruce. New stand (natural) is about 12 years old and is being studied to determine incidence of damage by Sitka spruce weevil. G.M. Thomas on stump. Tillamook Head, Oregon. (40086935392).jpg 1,347 × 1,034; 258 KB
  
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  1963. Pissodes sitchensis weeviled Sitka spruce (left), compared with undamaged tree (right). Both are approximately 30 year old and 60 feet tall. Youngs River area, Clatsop County, Oregon. (41080227191).jpg 1,093 × 1,113; 224 KB