Portal for reporting birds with colour marks

From this portal you can report quickly and easily your field sightings of birds with colour rings or special marks.

The site allows you to do the following:

  • Report your sightings.
  • View and manage your data.
  • View, map and export the records of the birds you have observed.

What kind of data can be reported?

The portal allows you to report any sighting of a bird with a single special mark. It can be of any type (e.g. a darvic ring or a wing tag), although it is essential that the mark has an unique alphanumeric code.


Enter data »


Currently, the portal has 230301records of 117different species.

# Name Scientific name en/sightings/
1 Audouin's Gull Larus audouinii 70211
2 Yellow-legged Gull Larus michahellis 41837
3 White Stork Ciconia ciconia 23284
4 Griffon Vulture Gyps fulvus 13130
5 Black-headed Gull Larus ridibundus 12781
6 Lesser Kestrel Falco naumanni 7628
7 Greater Flamingo Phoenicopterus roseus 7194
8 Common Buzzard Buteo buteo 6465
9 European Shag Phalacrocorax aristotelis 6419
10 Mediterranean Gull Larus melanocephalus 5692
11 Lesser Black-backed Gull Larus fuscus 5212
12 Grey Heron Ardea cinerea 4661
13 Western Jackdaw Corvus monedula 3804
14 House Sparrow Passer domesticus 3060
15 Monk Parakeet Myiopsitta monachus 2999
16 Great Cormorant Phalacrocorax carbo 2995
17 Western Cattle Egret Bubulcus ibis 2296
18 Slender-billed Gull Larus genei 1167
19 Little Egret Egretta garzetta 901
20 Sandwich Tern Sterna sandvicensis 828
21 Glossy Ibis Plegadis falcinellus 780
22 Black Redstart Phoenicurus ochruros 731
23 Common Kestrel Falco tinnunculus 724
24 Peregrine Falcon Falco peregrinus 635
25 Northern Raven Corvus corax 528
26 Eurasian Spoonbill Platalea leucorodia 515
27 Cinereous Vulture Aegypius monachus 383
28 Northern Wheatear Oenanthe oenanthe 323
29 Rose-ringed Parakeet Psittacula krameri 285
30 Balearic Shearwater Puffinus mauretanicus 277
31 Eurasian Hobby Falco subbuteo 235
32 Purple Swamphen Porphyrio porphyrio 235
33 Western Marsh Harrier Circus aeruginosus 223
34 Little Ringed Plover Charadrius dubius 222
35 Alpine Accentor Prunella collaris 194
36 Western Barn Owl Tyto alba 126
37 Egyptian Vulture Neophron percnopterus 119
38 African Stonechat Saxicola torquatus 94
39 Red-billed Chough Pyrrhocorax pyrrhocorax 89
40 Red Kite Milvus milvus 87
41 Great Tit Parus major 71
42 Montagu's Harrier Circus pygargus 67
43 Bearded Vulture Gypaetus barbatus 64
44 Marbled Duck Marmaronetta angustirostris 59
45 Greylag Goose Anser anser 54
46 Western Osprey Pandion haliaetus 54
47 Dunlin Calidris alpina 32
48 Black-crowned Night Heron Nycticorax nycticorax 28
49 Caspian Tern Sterna caspia 27
50 Black Kite Milvus migrans 25
51 Black-winged Stilt Himantopus himantopus 24
52 Little Owl Athene noctua 23
53 Bonelli's Eagle Hieraaetus fasciatus 23
54 Great Egret Casmerodius albus 23
55 Purple Heron Ardea purpurea 22
56 Caspian Gull Larus cachinnans 22
57 Short-toed Snake Eagle Circaetus gallicus 20
58 Black Stork Ciconia nigra 20
59 Common Tern Sterna hirundo 18
60 Alpine Chough Pyrrhocorax graculus 18
61 Red-knobbed Coot Fulica cristata 15
62 Little Tern Sterna albifrons 15
63 Golden Eagle Aquila chrysaetos 12
64 Greater Black-backed Gull Larus marinus 10
65 European Roller Coracias garrulus 9
66 Eurasian Coot Fulica atra 9
67 Pied Avocet Recurvirostra avosetta 8
68 Common Pigeon Columba livia 8
69 Kentish Plover Charadrius alexandrinus 8
70 Richard's Pipit Anthus richardi 8
71 Common Pochard Aythya ferina 7
72 Eurasian Teal Anas crecca 7
73 Common Ringed Plover Charadrius hiaticula 6
74 European Herring Gull Larus argentatus 6
75 Cory's Shearwater Calonectris diomedea 6
76 Mute Swan Cygnus olor 5
77 Ruddy Turnstone Arenaria interpres 5
78 Grey Plover Pluvialis squatarola 5
79 Common Crane Grus grus 5
80 Whiskered Tern Chlidonias hybrida 5
81 Mandarin Duck Aix galericulata 4
82 Northern Goshawk Accipiter gentilis 3
83 Carrion Crow Corvus corone 3
84 Eurasian Wryneck Jynx torquilla 3
85 Common Blackbird Turdus merula 2
86 Wood Sandpiper Tringa glareola 2
87 Geronticus eremita 2
88 Black-legged Kittiwake Rissa tridactyla 2
89 Rosy-faced Lovebird Agapornis roseicollis 2
90 Yelkouan Shearwater Puffinus yelkouan 2
91 Little Bittern Ixobrychus minutus 1
92 Cetti's Warbler Cettia cetti 1
93 African Spoonbill Platalea alba 1
94 Crested Lark Galerida cristata 1
95 Greater Short-toed Lark Calandrella brachydactyla 1
96 Great White Pelican Pelecanus onocrotalus 1
97 Black-tailed Godwit Limosa limosa 1
98 Ruff Philomachus pugnax 1
99 Sulphur-crested Cockatoo Cacatua galerita 1
100 Common Reed Bunting Emberiza schoeniclus 1
101 Ruddy Shelduck Tadorna ferruginea 1
102 Tundra Swan Cygnus columbianus 1
103 Eurasian Collared Dove Streptopelia decaocto 1
104 Little Stint Calidris minuta 1
105 Citril Finch Serinus citrinella 1
106 Common Linnet Carduelis cannabina 1
107 Cockatiel Nymphicus hollandicus 1
108 Red-footed Falcon Falco vespertinus 1
109 Elegant Tern Sterna elegans 1
110 Eurasian Oystercatcher Haematopus ostralegus 1
111 Collared Pratincole Glareola pratincola 1
112 Common Snipe Gallinago gallinago 1
113 Fischer's Lovebird Agapornis fischeri 1
114 Mew Gull Larus canus 1
115 Red Knot Calidris canutus 1
116 Egyptian Goose Alopochen aegyptiaca 1
117 Common Starling Sturnus vulgaris 1

This portal aims to collate all information about birds with colour rings or special marks that are either ringed or observed in Catalonia. For projects or data recorded in other countries, check the European colour-ring Birding website (http://www.cr-birding.org/).