This is the 32nd annual report from the Norwegian Rarities Committee (NSKF). The majority of records treated here are from 2007, but some older records are also included. The Norwegian rarities committee follow advises given by the Taxonomic Advisory Committee (TAC) of the Association of European Record and Rarities Committees (AERC) on issues concerning taxonomy and nomenclature. The systematic list of accepted records is set out in the following system: (1) The bird's Norwegian name, (2) scientific name, (3) the numbers in brackets, e.g. (2, 30/32, 1), refers respectively to the (i) total number of records/total number of individuals up to and including 1974, (ii) total number of records/total number of individuals from 1975 (the foundation year of NSKF), except (iii) records/individuals in 2007, (4) any breeding, (5) year, (6) county, (7) number of individuals, age (1K = first calendar year etc.), sex (if known) and sometimes circumstances («rm.» means that the bird was ringed, «sy.» indicates a singing male), (8) site and municipality, (9) date, (10) * indicates if the record was complemented by positive evidence, and type of the evidence (F = photo, V = video-recorded, L = tape-recorded), (11) observers' names in brackets, main observer(s) is specified first and emphasized with *, (12) roughly gives the species' distribution and (13) comments concerning the records.
Species, subspecies and hybrids new to the Norwegian list: With 258 accepted records presented in this report, 2007 was another good year for rare birds in Norway. A total of 19 accepted records from previous years complete the status of rare birds on the Norwegian list. One of the submitted records has been shelved. Also presented are 21 records that for different reasons have not been accepted. One new species to the Norwegian category A list is presented in this report. This brings the official Norwegian list to 478 species. Included in this list are accepted records in category A-C. The sole new species in 2007 was an Imperial Eagle Aquila heliaca from southern parts of Rogaland co. on 18th February to 21st March and returning on 13th November to remain in the same area for the rest of the year.
Record numbers for Norway was recorded for the following species during 2007 (numbers of records/individuals in brackets): Cory's Shearwater Calonectris diomedea (4), Great White Egret Ardea alba (11), White-rumped Sandpiper Calidris fuscicollis (5), Buff-breasted Sandpiper Tryngites subruficollis (7/8), Grey Phalarope Phalaropus fulicarius (13/14), Sabine's Gull Larus sabini (47/51) and Blyth's Reed Warbler Acrocephalus dumetorum (11). Also published here are the 2nd Lesser Scaup Aythya affinis, 4th Pied-billed Grebe Podilymbus podiceps, 3rd Red-necked Stint Calidris ruficollis, 7th Spotted Sandpiper Actitis macularius, 10th Bonaparte's Gull Larus philadelphia, 10th Yellow-legged Gull Larus michahellis, 6th Oriental Turtle Dove Streptopelia orientalis and 8th & 9th Lanceolated Warbler Locustella lanceolata.