Herunder er det muligt at vælge blandt en række andre artslister. Bl.a. diverse regionsartslister, årsartslister etc.
Below is a list with the least 'ticked' species by members of the "Regionsartsliste - Ringkøbing Amt"; the so-called 'blockers'. Blockers is here defined to be species seen by a maximum of 10% of the members. However no less than 5 and no more than 85 members of the ranking. The number to this ranking is sat to a maximums of 5. Species seen by Svend Erik Petersen are marked with an 'X' in the left side of the list.
1 Black Swan 1 2 Bar-headed Goose 1 3 Mandarin Duck 1 4 King Eider 1 5 Steller's Eider 1 6 Lesser Spotted Eagle 1 7 Pacific Golden Plover 1 8 White-rumped Sandpiper 1 9 Long-billed Dowitcher 1 10 Thick-billed Murre 1 11 Lesser Spotted Woodpecker 1 12 Western Subalpine Warbler 1 13 X Sardinian Warbler 1 23-05-1982 Hvide Sande 14 Taiga Bean Goose 2 15 Blue-winged Teal 2 16 Ruddy Duck 2 17 Bonelli's Eagle 2 18 Collared Pratincole 2 19 Oriental Pratincole 2 20 Terek Sandpiper 2 21 Roseate Tern 2 22 Blyth's Pipit 2 23 X Tawny Pipit 2 24 Siberian Stonechat 2 25 River Warbler 2 26 Aquatic Warbler 2 27 X Greenish Warbler 2 28 Woodchat Shrike 2 29 Rustic Bunting 2 30 Black-headed Bunting 2 31 Yellow-legged Gull 3 32 Middle Spotted Woodpecker 3 33 X Citrine Wagtail 3 01-05-2001 Værneengene 34 Radde's Warbler 3 35 Lesser Grey Shrike 3 36 Ortolan Bunting 3 37 Griffon Vulture 4 38 Eurasian Stone-curlew 4 39 White-tailed Lapwing 4 40 Upland Sandpiper 4 41 X Lesser Yellowlegs 4 03-06-2002 Skjern Enge Øst 42 X Ross's Gull 4 31-01-1984 Thorsminde Havn 43 X Atlantic Puffin 4 44 X Snowy Owl 4 14-02-2000 Vest Stadil Fjord, Mellemdyb 45 X Blue-cheeked Bee-eater 4 06-07-1998 Husby Sø 46 X Red-rumped Swallow 4 47 Red-throated Pipit 4 48 X Arctic Warbler 4 22-08-2001 Søndervig 49 Dusky Warbler 4 50 X Little Bunting 4 09-10-2005 Hvide Sande 51 X Yellow-billed Loon 5 52 X Balearic Shearwater 5 13-07-2011 Husby Klit 53 Saker Falcon 5 54 Black-winged Pratincole 5 55 Great Snipe 5 56 Bonaparte's Gull 5 57 Caspian Gull 5 58 European Roller 5 59 X Desert Wheatear 5 24-10-1987 Sidselbjerg, Vest Stadil Fjord 60 X Eurasian Golden Oriole 5 61 Arctic Redpoll 5
Svend Erik Petersen have ticked 302 species at the ranking "Regionsartsliste - Ringkøbing Amt". 16 of these are blockers.