FELTON >> Loch Lomond’s current algal bloom is driven by increased nutrients introduced in the watershed after record rainfall during winter, according to readings taken during Saturday’s annual Great ...

The Secchi Disk is a 12-inch black and white plate attached to a rope or chain and lowered into a body of water until it is no longer visible. The depth at which the disk can no longer be seen is ...

Teams of volunteers who headed out on Beaver Lake for the annual Secchi Day on Saturday were on a mission of citizen science. That is, to measure the reservoir's water clarity from one end to the ...