Chicago Tribune

Volunteers to remove invasive rusty crayfish from Fox River

The Forest Preserve District of Kane County will hold its seventh annual Rusty Rodeo from 10 a.m to noon on Saturday, Aug. 9, to help reduce the number of rusty crayfish, which are an invasive species ...

How to raise common crayfish caught in a river to be blue | What I've learned after 10 years

Hello, I'm Ao.For about 10 years, I have been raising red swamp crayfish caught in a local river in an aquarium to turn them ...

In 1973, Spain introduced Louisiana red swamp crayfish; more than 50 years later, the invasive species is still nearly impossible to eradicate

Louisiana crayfish reached Spain in 1973 and 1974. Now the world's most widespread freshwater crayfish, it harms farms and is too costly to wipe out.