Mary K. Cavarra stirs up a little muck angling into the north end of Lock 6. Clifford H. Galley is assisting at starboard, just behind the notch.
| Time and Date: 1:58 PM, Friday, August 13, 2021 | |
| Trempealeau, Trempealeau County, Wisconsin | |
| Approximate Latitude: 44° 0′ 14″ N (44.00391° ) | |
| Approximate Longitude: 91° 26′ 47″ W (-91.44652° ) | |
| Vessel Name: MARY K CAVARRA | Owner/Operator: INGRAM BARGE COMPANY LLC |
| Official Number: 579878 | IMO: |
| Service: Towing Vessel | Call Sign: WDK9923 |
| Flag: US | Hailing Port: CINCINNATI OH |
| Builder: ST LOUIS SHIP DIV OF POTT IND INC | Builder City, Year Built: ST LOUIS MO, 1977 |
| Propulsion: Unknown | Horsepower: 5600 |
| Gross Tons: 759 | Net Tons: 526 |
| Length x Breadth: 157.5 x 45 | Depth: 8.1 (feet) |
| Camera Make: DJI | Camera Model: FC7303 |
| Shutter: 1/2500 | Aperture: 2.8 |
| ISO: 100 | Focal Length: 4.5 mm |
| White Balance: | Lens Range: |
| Exposure Mode: Manual | Focus Mode: |
