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 "Danske årsarter 2007"; 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 13. Species seen by Jens Walsted Christoffersen are marked with an 'X' in the left side of the list.
1 Pacific Loon 1 2 European Storm Petrel 1 3 Black-crowned Night Heron 1 4 Black Swan 1 5 Taiga Bean Goose 1 6 Bar-headed Goose 1 7 King Eider 1 8 Eastern Imperial Eagle 1 9 Gull-billed Tern 1 10 Whiskered Tern 1 11 Eurasian Pygmy Owl 1 12 Eastern Subalpine Warbler 1 13 Radde's Warbler 1 14 Rosy Starling 1 15 Booted Eagle 2 16 Buff-breasted Sandpiper 2 17 Pallid Swift 2 18 Paddyfield Warbler 3 19 Green-winged Teal 4 20 Bonelli's Eagle 4 21 White-rumped Sandpiper 4 22 Eurasian Hoopoe 4 23 X Barred Warbler 4 15-08-2007 Gedser odde 24 Eurasian Stone-curlew 5 25 White-tailed Lapwing 5 26 X Siberian Stonechat 5 16-10-2007 blåvands huk 27 Greenish Warbler 5 28 X Spotted Nutcracker 5 07-10-2007 Gedser 29 Terek Sandpiper 6 30 Desert Wheatear 6 31 Arctic Redpoll 6 32 Balearic Shearwater 7 33 Lesser White-fronted Goose 7 34 Surf Scoter 7 35 Bridled Tern 7 36 Sardinian Warbler 7 37 Rustic Bunting 7 38 Ring-necked Duck 8 39 Cory's Shearwater 9 40 Leach's Storm Petrel 10 41 Lesser Spotted Eagle 10 42 X Marsh Sandpiper 10 13-07-2007 Hegenede bugt Møn 43 Boreal Owl 10 44 Iberian Chiffchaff 10 45 Ruddy Shelduck 11 46 American Wigeon 11 47 Pectoral Sandpiper 11 48 Eurasian Three-toed Woodpecker 11 49 Ortolan Bunting 11 50 Short-toed Snake Eagle 12 51 X Red-footed Falcon 12 27-08-2007 Gedser landevej km 18.5 52 Great Snipe 12 53 X Tawny Pipit 12 20-08-2007 Stauningsø 54 Semipalmated Sandpiper 13 55 European Bee-eater 13
Jens Walsted Christoffersen have ticked 262 species at the ranking "Danske årsarter 2007". 6 of these are blockers.