Recent decisions by the Illinois Ornithological Records Committee (IORC) resulted in the addition of Barnacle Goose as the 445th species […]
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Category: IORC
IORC Update, 3 July 2019
The Illinois Ornithological Records Committee (IORC) recently concluded evaluations of 25 records of the occurrence of rare birds in Illinois […]
Read More → IORC Update, 9 March 2019
The Illinois Ornithological Records Committee (IORC) in the last part of 2018 concluded evaluations of 36 records of occurrence of rare […]
Read More → Three New Species Added to the Illinois State List
Decisions by the Illinois Ornithological Records Committee (IORC) during the first half of 2018 have added three species to the […]
Read More → IORC Update – 4 July 2018
The Illinois Ornithological Records Committee (IORC) recently concluded evaluations of 31 records of occurrence of rare birds in Illinois plus […]
Read More → IORC Update – 31 May 2018
The Illinois Ornithological Records Committee (IORC) in late January concluded evaluations of 27 records of occurrence of rare birds in […]
Read More → IORC Evaluation of Barnacle Goose Records
The question of origin of Barnacle Geese that are observed in Illinois is not straightforward, at least not for making […]
Read More → IORC Update – 26 November 2017
The Illinois Ornithological Records Committee (IORC) recently concluded evaluations of 15 records of occurrence of rare birds in Illinois, accepting […]
Read More → IORC Update – 8 October 2017
The Illinois Ornithological Records Committee (IORC) recently concluded evaluation of 20 records of occurrence of rare birds in Illinois, accepting […]
Read More → Recent Taxonomy Updates to the Official Illinois State List of Birds
The American Ornithological Society (AOS) recently issued its 58th Supplement to its Check-list of North American Birds. Since the Illinois […]
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