Marbled Orb Weaver Minnesota

Marbled orb weaver description.

Marbled orb weaver minnesota.

Has an orange or yellow cephalothorax first part of a spider including the head and a large bulbous abdomen that is usually bright orange but may occasionally be. The largest web i ve seen is about tire size in diameter. The marbled orb weaver can have several appearances. Marbled orb weaver in middle of web photo.

1 3 3 4 inch long. They build their webs on shrubs reeds or tall grasses. There are about 3 100 species in 169 genera worldwide. The marbled orb weaver made a large web in the fork of a tree trunk near the wetland trail of the crosby farm regional park.

Marbled orb weavers are aptly named because they weave symmetrically round orb shaped webs to capture their prey flies bugs and other insects. Araneids have eight similar eyes hairy or spiny legs and no stridulating organs. Orb weaver spiders aranidae is the third largest family of spiders. This web is called an orb which gives this family its common name.

Jeff hahn university of minnesota extension. Marbled orb weavers are usually found in forested areas and. Crosby farm regional park st. The marbled orb weaver can be found throughout the east of the united states and in canada.

Marbled orb weavers prefer wooded areas near water sources like creeks stream rivers ponds and marshes. Araneus marmoreus the marbled orb weaver is a colorful orb weaver species. Marbled orbweaver araneus marmoreus is a medium sized orb weaver spider. Araneus marmoreus is most often sighted outdoors and during.

It has a holarctic distribution. Females are twice the size of males and generally stay hidden at the web s perimeter in a mess of dead leaves. Their abdomen has several marble like patterns which are the reason behind the name. Females are 0 35 0 8 in 9 20 mm while males are around 0 19 0 35 in 5 9 mm.

Marbled orbweaver araneus marmoreus. The marbled orb weaver belonging to the class arachnida is one of the good looking spiders. They spin a large circular web that hangs vertically. Orb weaver spiders are members of the spider family araneidae they are the most common group of builders of spiral wheel shaped webs often found in gardens fields and forest.

Based on collected data the geographic range for araneus marmoreus includes 3 countries and 19 states in the united states. The family is cosmopolitan including many well known large. Araneus marmoreus commonly called the marbled orb weaver is a species of spider belonging to the family araneidae it is sometimes also called the pumpkin spider from the resemblance of the female s inflated abdomen to an orange pumpkin. Orb can in english mean circular hence the english name of the group.

Due to its orange color it is sometimes also referred to as pumpkin spider. The spider species araneus marmoreus commonly known as marbled orb weaver belongs to the genus araneus in the family araneidae araneus marmoreus spiders have been sighted 70 times by contributing members.