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Cross Orbweaver
Araneus diadematus
5,400 observations
Bold Jumping Spider
Phidippus audax
4,738 observations
Zebra Jumping Spider
Salticus scenicus
2,658 observations
Goldenrod Crab Spider
Misumena vatia
2,088 observations
Invasive
Giant House Spider
Eratigena duellica
1,703 observations
European Harvestman
Phalangium opilio
757 observations
Western Forest Scorpion
Uroctonus mordax
721 observations
Johnson's Jumping Spider
Phidippus johnsoni
620 observations
Yellow Garden Spider
Argiope aurantia
615 observations
Long-bodied Cellar Spider
Pholcus phalangioides
564 observations
Western Lynx Spider
Oxyopes scalaris
564 observations
Western Black Widow
Latrodectus hesperus
512 observations
Woodlouse Spider
Dysdera crocata
506 observations
California Flattened Jumping Spider
Platycryptus californicus
467 observations
False Black Widow
Steatoda grossa
423 observations
Northern Scorpion
Paruroctonus boreus
406 observations
Invasive
Eurasian Running Crab Spider
Philodromus dispar
340 observations
Bronze Jumping Spider
Eris militaris
334 observations
Triangulate Combfoot
Steatoda triangulosa
328 observations
Common candy-striped spider
Enoplognatha ovata
326 observations
Banded Garden Spider
Argiope trifasciata
310 observations
Marbled Cellar Spider
Holocnemus pluchei
261 observations
Pacific Foldingdoor Spider
Antrodiaetus pacificus
258 observations
Metaphidippus manni
Metaphidippus manni
231 observations
Six-spotted Orbweaver
Araniella displicata
209 observations
Hobo Spider
Eratigena agrestis
205 observations
Sierra Dome Spider
Neriene litigiosa
203 observations
Invasive
Mouse Spider
Scotophaeus blackwalli
189 observations
White-striped Running Crab Spider
Philodromus rufus
178 observations
Conical Trashline Orbweaver
Cyclosa conica
177 observations
Proszynski's Jumping Spider
Evarcha proszynskii
174 observations
Grey House Spider
Badumna longinqua
173 observations
Brilliant Jumping Spider
Phidippus clarus
170 observations
Colonus hesperus
Colonus hesperus
166 observations
Western Black-legged Tick
Ixodes pacificus
162 observations
Barn Funnel Weaver
Tegenaria domestica
157 observations
Nordmann's Orbweaver Spider
Araneus nordmanni
141 observations
Habronattus ophrys
Habronattus ophrys
122 observations
Hirsute Paradise Spider
Habronattus hirsutus
121 observations
Hairy Tufted Jumping Spider
Phidippus comatus
116 observations
Intertidal Jumping Spider
Terralonus californicus
116 observations
Northern Yellow Sac Spider
Cheiracanthium mildei
111 observations
Pelegrina aeneola
Pelegrina aeneola
109 observations
Phanias harfordi
Phanias harfordi
105 observations
Koch's Wolf Spider
Alopecosa kochi
103 observations
Western Spotted Orbweaver
Neoscona oaxacensis
100 observations
Aceria caliberberis
Aceria caliberberis
98 observations
Invasive
Silver-sided Sector Spider
Zygiella x-notata
93 observations
McCook's Split Wolf Spider
Schizocosa mccooki
93 observations
American Dog Tick
Dermacentor variabilis
92 observations
Frequently Asked Questions
- The 10 most common arachnids in Oregon are:
- Cross Orbweaver (Araneus diadematus)
- Bold Jumping Spider (Phidippus audax)
- Zebra Jumping Spider (Salticus scenicus)
- Goldenrod Crab Spider (Misumena vatia)
- Giant House Spider (Eratigena duellica)
- European Harvestman (Phalangium opilio)
- Western Forest Scorpion (Uroctonus mordax)
- Johnson's Jumping Spider (Phidippus johnsoni)
- Yellow Garden Spider (Argiope aurantia)
- Long-bodied Cellar Spider (Pholcus phalangioides)
- The most observed arachnid in Oregon is Cross Orbweaver (Araneus diadematus), with 5,400 recorded observations.
- Some of the most commonly observed invasive arachnids in Oregon include:
- Giant House Spider (Eratigena duellica)
- Eurasian Running Crab Spider (Philodromus dispar)
- Mouse Spider (Scotophaeus blackwalli)
- Silver-sided Sector Spider (Zygiella x-notata)