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Cross Orbweaver
Araneus diadematus
4,665 observations
Bold Jumping Spider
Phidippus audax
3,820 observations
Zebra Jumping Spider
Salticus scenicus
2,120 observations
Goldenrod Crab Spider
Misumena vatia
1,761 observations
Invasive
Giant House Spider
Eratigena duellica
1,467 observations
European Harvestman
Phalangium opilio
677 observations
Western Forest Scorpion
Uroctonus mordax
623 observations
Yellow Garden Spider
Argiope aurantia
543 observations
Long-bodied Cellar Spider
Pholcus phalangioides
518 observations
Johnson's Jumping Spider
Phidippus johnsoni
484 observations
Woodlouse Spider
Dysdera crocata
440 observations
False Black Widow
Steatoda grossa
355 observations
Western Black Widow
Latrodectus hesperus
349 observations
California Flattened Jumping Spider
Platycryptus californicus
346 observations
Northern Scorpion
Paruroctonus boreus
334 observations
Common candy-striped spider
Enoplognatha ovata
291 observations
Bronze Jumping Spider
Eris militaris
271 observations
Western Lynx Spider
Oxyopes scalaris
268 observations
Banded Garden Spider
Argiope trifasciata
265 observations
Triangulate Combfoot
Steatoda triangulosa
247 observations
Invasive
Eurasian Running Crab Spider
Philodromus dispar
226 observations
Pacific Foldingdoor Spider
Antrodiaetus pacificus
210 observations
Marbled Cellar Spider
Holocnemus pluchei
202 observations
Metaphidippus manni
Metaphidippus manni
178 observations
Hobo Spider
Eratigena agrestis
176 observations
Six-spotted Orbweaver
Araniella displicata
169 observations
White-striped Running Crab Spider
Philodromus rufus
154 observations
Western Black-legged Tick
Ixodes pacificus
153 observations
Sierra Dome Spider
Neriene litigiosa
151 observations
Grey House Spider
Badumna longinqua
144 observations
Proszynski's Jumping Spider
Evarcha proszynskii
144 observations
Brilliant Jumping Spider
Phidippus clarus
137 observations
Colonus hesperus
Colonus hesperus
137 observations
Barn Funnel Weaver
Tegenaria domestica
133 observations
Conical Trashline Orbweaver
Cyclosa conica
128 observations
Invasive
Mouse Spider
Scotophaeus blackwalli
120 observations
Nordmann's Orbweaver Spider
Araneus nordmanni
112 observations
Hirsute Paradise Spider
Habronattus hirsutus
102 observations
Western Spotted Orbweaver
Neoscona oaxacensis
94 observations
Habronattus ophrys
Habronattus ophrys
89 observations
American Dog Tick
Dermacentor variabilis
88 observations
Northern Yellow Sac Spider
Cheiracanthium mildei
86 observations
Phanias harfordi
Phanias harfordi
83 observations
Koch's Wolf Spider
Alopecosa kochi
82 observations
Pelegrina aeneola
Pelegrina aeneola
81 observations
Hairy Tufted Jumping Spider
Phidippus comatus
80 observations
Rocky Mountain Maple Felt Mite
Aceria calaceris
79 observations
Invasive
Silver-sided Sector Spider
Zygiella x-notata
76 observations
Intertidal Jumping Spider
Terralonus californicus
74 observations
Aggregating Harvestman
Nelima paessleri
73 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)
- Yellow Garden Spider (Argiope aurantia)
- Long-bodied Cellar Spider (Pholcus phalangioides)
- Johnson's Jumping Spider (Phidippus johnsoni)
- The most observed arachnid in Oregon is Cross Orbweaver (Araneus diadematus), with 4,665 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)