They're not uncommon in Washington lakes and bodies of standing water, but you don't want to contact them.
They're blue-green algae blooms, or Cyranobacteria. Grant County Health District officials have posted new signs around Moses Lake, indicating their latest tests came back positive for the potentially deadly algae...
Yes, people have been doing it for decades, swimming in the Yakima River. For many it presents what they think is a 'safer' alternative to the mighty and sometimes intimidating Columbia.
But nothing could be further from the truth, say officials...