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Bold Jumping Spider
Phidippus audax
3,884 observations
Orchard Orbweaver
Leucauge venusta
3,674 observations
Dark Fishing Spider
Dolomedes tenebrosus
2,170 observations
Tan Jumping Spider
Platycryptus undatus
2,103 observations
American Nursery Web Spider
Pisaurina mira
1,990 observations
Yellow Garden Spider
Argiope aurantia
1,815 observations
Wetland Giant Wolf Spider
Tigrosa helluo
1,735 observations
Golden Jumping Spider
Paraphidippus aurantius
1,431 observations
Spined Micrathena
Micrathena gracilis
1,350 observations
Zebra Jumping Spider
Salticus scenicus
1,337 observations
Eastern Black-legged Tick
Ixodes scapularis
1,240 observations
Bronze Jumping Spider
Eris militaris
1,240 observations
Marbled Orbweaver
Araneus marmoreus
1,202 observations
American Dog Tick
Dermacentor variabilis
1,128 observations
Spotted Orbweaver
Neoscona crucifera
1,044 observations
Woodlouse Spider
Dysdera crocata
937 observations
Furrow Orbweaver
Larinioides cornutus
886 observations
Triangulate Combfoot
Steatoda triangulosa
878 observations
American Green Crab Spider
Misumessus oblongus
805 observations
Eastern Parson Spider
Herpyllus ecclesiasticus
742 observations
Eastern Harvestman
Leiobunum vittatum
686 observations
Banded Garden Spider
Argiope trifasciata
626 observations
Striped Fishing Spider
Dolomedes scriptus
606 observations
Six-spotted Orbweaver
Araniella displicata
499 observations
Basilica Orbweaver
Mecynogea lemniscata
496 observations
Cross Orbweaver
Araneus diadematus
492 observations
Black Cherry Leaf Gall Mite
Eriophyes cerasicrumena
484 observations
Invasive
Black Laceweaver
Amaurobius ferox
427 observations
Putnam's Jumping Spider
Phidippus putnami
410 observations
Banded Fishing Spider
Dolomedes vittatus
408 observations
Broad-faced Sac Spider
Trachelas tranquillus
408 observations
Arrowhead Orbweaver
Verrucosa arenata
394 observations
Arrow-shaped Orbweaver
Micrathena sagittata
394 observations
flea jumping spider
Naphrys pulex
387 observations
Rabid Wolf Spider
Rabidosa rabida
386 observations
Long-bodied Cellar Spider
Pholcus phalangioides
376 observations
White-jawed Jumping Spider
Hentzia mitrata
371 observations
Six-spotted Fishing Spider
Dolomedes triton
357 observations
Grayish Jumping Spider
Phidippus princeps
353 observations
White-banded Fishing Spider
Dolomedes albineus
348 observations
Asiatic Wall Jumping Spider
Attulus fasciger
345 observations
Maple Bladdergall Mite
Vasates quadripedes
342 observations
Bowl-and-doily Spider
Frontinella pyramitela
335 observations
Northern Crab Spider
Mecaphesa asperata
288 observations
Arabesque Orbweaver
Neoscona arabesca
284 observations
Maple Spindle Gall Mite
Vasates aceriscrumena
281 observations
European Harvestman
Phalangium opilio
263 observations
White-banded Crab Spider
Misumenoides formosipes
254 observations
Dimorphic Jumping Spider
Maevia inclemens
231 observations
Poison Ivy Leaf Mite
Aculops rhois
223 observations
Frequently Asked Questions
- The 10 most common arachnids in Pennsylvania are:
- Bold Jumping Spider (Phidippus audax)
- Orchard Orbweaver (Leucauge venusta)
- Dark Fishing Spider (Dolomedes tenebrosus)
- Tan Jumping Spider (Platycryptus undatus)
- American Nursery Web Spider (Pisaurina mira)
- Yellow Garden Spider (Argiope aurantia)
- Wetland Giant Wolf Spider (Tigrosa helluo)
- Golden Jumping Spider (Paraphidippus aurantius)
- Spined Micrathena (Micrathena gracilis)
- Zebra Jumping Spider (Salticus scenicus)
- The most observed arachnid in Pennsylvania is Bold Jumping Spider (Phidippus audax), with 3,884 recorded observations.
- Some of the most commonly observed invasive arachnids in Pennsylvania include:
- Black Laceweaver (Amaurobius ferox)