About redback spider

 We have poison in spiders which assume Australia the place of origin, and redback spider is appointed to identification outpatient department creature (note) by "law (the foreign uncooked food method) about prevention of damage to modify ecosystem due to outpatient department creature".

 (note) specific foreign uncooked food: Originally, among outpatient department creatures which were not in Japan, we appoint aggressive outpatient department creature adversely affecting ecosystem as identification outpatient department creature. Breeding, cultivation, storage, transportation, sale, transfer, import is prohibited in principle.

Redback spider

CharacteristicCharacteristic

(the source: Kyushu district environment office homepage) 

http://kyushu.env.go.jp/wildlife/mat/m_2_8.html 

Characteristic of redback spider 

○As for the male, approximately 0.5 centimeters, the abdominal back are with light gray the length.

○Approximately 1.0 centimeters, the whole body are black, and, as for the female, red vertical spot has the length on the abdominal back.

○Nest puts irregular net with thread resisting hole and gap and forms. We seem to often live in the backside of cover and lattice part of drainage, gutter and manhole.

○We may not be bitten unless there is not the aggressiveness and touches barehanded.

If we are wondering whether it is redback spider

Please refer to the next link. (new window opens)

About Kyushu district environment office "redback spider haiirogokegumo"

Fukuoka homepage, "please be careful about specific foreign creature redback spiders" 

If we find redback spider

Please never touch barehanded.

・We can get rid by commercial insecticide. (pyrethroid system)

・You get rid, and please connect with government office Environment Division.

Coping method when we were bitten

・We feel pain that we were stabbed in with needle if we are bitten. The circumference of part chewed before long swells up and blushes. As pain, sweat, fever, rash appear when we turn worse, please wash off bite part with warm water and soapy water.

・Please be in particular careful as child, elderly person might come to have heavy symptom.

・When we are bitten, and condition worsens, please consult emergency hospital.

Discovery situation map

We can confirm the details when we click the next "discovery situation map".

2018 discovery situation map [428KB pdf file]         

2017 discovery situation map [423KB pdf file]  

2016 discovery situation map [629KB pdf file] 

2015 discovery situation map [621KB pdf file] 

  

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What's New

We discover in Aramiya High School site on September 7, 2018

We discover in 4, Midorigahama office on September 6, 2018  

We discover in Shingu north Elementary School site on September 5, 2018

We discover in Shingu east 2 chome house sale in lots grounds on July 24, 2018

We discover in shrine 2 chome house of forest on July 21, 2018

We discover in larger section of a village Shingu office on July 20, 2018

We discover in Ainoshima Elementary School site on July 11, 2018

We discover in 4, Midorigahama office on June 18, 2018

We discover in Shingu north Elementary School gate neighborhood on June 17, 2018 

We discover in 1, Midorigahama park on June 12, 2018 

We discover in shrine 2 chome house of forest on June 10, 2018 

We discover in shrine 2 chome park of forest on June 10, 2018

We discover in 4, Midorigahama house on June 2, 2018 

 

2017 discovery information

We discover in shimpuretto house in Midorigahama ward on April 1, 2017

We discover in house in shrine ward of forest on May 12, 2017

We discover in neighborhood of Midorigahama ward public hall house on August 4, 2017

We discover in shimpuretto house in Midorigahama ward on August 26, 2017

We discover in the neighborhood of Aramiya Junior High School tennis court on September 4, 2017

We discover in the neighborhood of staff of Aramiya Junior High School parking lot on September 5, 2017

We discover in the neighborhood of Shingu town social welfare center on September 10, 2017

We discover in Midorigahama ward public hall site on September 20, 2017

We discover in office in cheapjack hawker ward on October 31, 2017

We discover in house in shrine ward of forest on November 3, 2017