- IORC Number
- 2016-013
- Species/Form in Question
- Slaty-backed Gull
- Scientific Name
- Larus schistisagus
- Current Status of Record:
- Rejected
- Date of Initial Sighting:
- 2016-02-16
- Date of Last Sighting:
- 2016-02-16
- Quantity:
- 1
- Age/Gender:
- Observers(s)
- Location
- Horseshoe Lake
- Counties Observed in:
- Madison
- References
- 22nd IORC Report
- Details