What island has the most spiders?

For every one spider on neighboring islands not afflicted by tree snakes, Guam now hosts up to 40 of the creepy crawlers, turning Guam from a tropical island paradise to a snake and spider dominated horror show right out of every Dungeon Master's dreams.



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What island has the biggest spider? Dolomedes schauinslandi or the Rangatira spider is a large spider of the family Pisauridae. It is only found on South East Island (Rangatira), Houruakopara and Mangere Islands in the Chatham Islands, New Zealand.

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Many spiders are actually very important to our environment and island ecosystem. However, two spider species of concern that are seen in Hawaii are the Southern Black Widow (Latrodectus mactans) and the Brown Widow Spider (Latrodectus geometricus). Their bites can be dangerous and would require a visit to the doctor.

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