Sampling at sunset aboard the R/V Laurentian. Photo by D. Foley, June 2003.

Net trawling aboard the R/V Shenehon.

Retrieval of sequential sediment trap in Lake Michigan. Used for collecting suspended sediment at automatic pre-timed intervals. EEGLE cruise, southern Lake Michigan, June 1999. B. Eadie, chief scientist.

Retrieval of sequential sediment trap in Lake Michigan. Used for collecting suspended sediment at automatic pre-timed intervals. EEGLE cruise, southern Lake Michigan, June 1999. B. Eadie, chief scientist.

Acoustic Doppler Current Profiler (ADCP) being lowered into lake. June 1998.

Scientists deploying acoustic transducer. 1997.

Drifter deployments aboard the R/V Lake Guardian, March 1999 survey cruise.

EEGLE Cruise. August 1998. Deployment of a Vector Averaging Current Meters (VACMs) from the R/V Shenehon in southern Lake Michigan. Cruise: Moor-1998-237. August 1998.

August 1998. Deployment of a Vector Averaging Current Meters (VACMs) from the R/V Shenehon in southern Lake Michigan. Cruise: Moor-1998-237. August 1998.

Deployment of thermistor chain in southern Lake Michigan. EEGLE cruise, June 1999.

CTD deployment from the R/V Shenehon in Lake Michigan. June 2000. A. Winkelman.

Fish trawling aboard the R/V Laurentian in Lake Michigan, 1998.

March 2000. R/V Lake Guardian EEGLE plume cruise. Lake Michigan. Water sample processing in lab. M. Agy.

March 21, 2000. R/V Laurentian EEGLE plume mesocosm experiment. Sediment box corer deployment.

Towed Plankton Survey System (PSS). The PSS includes a Mini-Optical Plankton Counter (OPC), a CTD with X-Y tilt sensor, and a fluorometer mounted on a V-fin.