- IORC Number
- 2011.031
- Species/Form in Question
- Slaty-backed Gull
- Scientific Name
- Larus schistisagus
- Current Status of Record:
- Rejected
- Date of Initial Sighting:
- 2011-06-02
- Date of Last Sighting:
- 2011-06-02
- Quantity:
- 1
- Age/Gender:
- Second-year
- Observers(s)
- Location
- North Point Marina, Winthrop Harbor
- Counties Observed in:
- Lake
- References
- 18th IORC Report
- Details