Kansas lakes are filling with sediment
Biologists from the Kansas Biological Survey prepare to lower the pipe that will take a core sample. The motor atop the pipe vibrates the tube to help it penetrate silt. | The Wichita Eagle
A siltation core sample. Some lakes are almost half-filled with silt. | The Wichita Eagle
John Redmond Reservoir. | The Wichita Eagle
After pushing a siltation core from a tube biologists prepare to take samples. | The Wichita Eagle
Members of the Kansas Biological Survey lower a tube to take a core sample at Kanopolis Lake. | The Wichita Eagle
John Redmond Reservoir. | The Wichita Eagle
After pushing a siltation core from a tube biologists prepare to take samples. | The Wichita Eagle
Members of the Kansas Biological Survey lower a tube to take a core sample at Kanopolis Lake. | The Wichita Eagle
Mark Jakubauskas adds a sedimentation sample to a bag held by Adam Blackwood. | The Wichita Eagle
The smooth portion of the core sample on the left is the original soil. The rest is siltation. | The Wichita Eagle
Sedimentation at Perry Reservoir has built up to a sizable island. The Kansas Biological Survey estimates there are 100 million cubic yards of sediment at the reservoir. | The Wichita Eagle
Siltation at the bottom of Kansas lakes tell a story of siltation rates and more. | The Wichita Eagle
Mark JJakubauskas with a siltation sample. | The Wichita Eagle
Sedimentation at Perry Reservoir has built up to a sizable island. The Kansas Biological Survey estimates there are 100 million cubic yards of sediment at the reservoir. | The Wichita Eagle
Scores of silt samples are taken from lakes being tested for siltation rates and pollution. | The Wichita Eagle
All tools and equipment are cleaned between taking samples to prevent contamination. | The Wichita Eagle
This once-popular boat ramp at the Paradise Point of Perry Reservoir now leads to 30-foot trees that grow on siltation. | The Wichita Eagle
Members of the Kansas Biological Survey lower a tube to take a core sample at Kanopolis Lake. | The Wichita Eagle
Mark Jakubauskas with a siltation sample. | The Wichita Eagle
This once-popular boat ramp at the Paradise Point of Perry Reservoir now leads to 30-foot trees that grow on siltation. | The Wichita Eagle
Biologist Mark Jakubauskas grimaces as he struggles to put a cap on the end of a core sample before it's pulled above water. | The Wichita Eagle
Mark Jakubauskas with a siltation sample. | The Wichita Eagle
This once-popular boat ramp at the Paradise Point of Perry Reservoir now leads to 30-foot trees that grow on siltation. | The Wichita Eagle
Biologists spread an eight-foot long core sample of siltation to take samples for testing. | The Wichita Eagle
A section of core sample of siltation at Kanopolis Lake. | The Wichita Eagle
Biologist Mark Jakubauskas checks a small portion of a core sample. | The Wichita Eagle
Mark Jakubauskas and Adam Blackwood check the mud at the base of a core sample for debris present when the lake was filled. | The Wichita Eagle
Mark Jakubauskas with a siltation sample. | The Wichita Eagle
The Kansas Biological Survey's core-drilling pontoon boat is being used at most Kansas reservoirs and lakes. | The Wichita Eagle
Mark Jakubauskas with a siltation sample. | The Wichita Eagle
Join the Discussion
The Wichita Eagle is pleased to provide this opportunity to share information, experiences and observations about what's in the news. Some of the comments may be reprinted elsewhere on the site or in the newspaper. We encourage lively, open debate on the issues of the day, and ask that you refrain from profanity, hate speech, personal comments and remarks that are off point. Thank you for taking the time to offer your thoughts.