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 241377 records of 119 different species.

# Name Scientific name Sightings
1 Audouin's Gull Larus audouinii 74327
2 Yellow-legged Gull Larus michahellis 42447
3 White Stork Ciconia ciconia 24406
4 Black-headed Gull Larus ridibundus 13792
5 Griffon Vulture Gyps fulvus 13661
6 Greater Flamingo Phoenicopterus roseus 8555
7 Lesser Kestrel Falco naumanni 7636
8 European Shag Phalacrocorax aristotelis 6815
9 Common Buzzard Buteo buteo 6483
10 Mediterranean Gull Larus melanocephalus 5740
11 Lesser Black-backed Gull Larus fuscus 5320
12 Grey Heron Ardea cinerea 4704
13 Western Jackdaw Corvus monedula 3919
14 Great Cormorant Phalacrocorax carbo 3177
15 House Sparrow Passer domesticus 3073
16 Monk Parakeet Myiopsitta monachus 3044
17 Western Cattle Egret Bubulcus ibis 2391
18 Slender-billed Gull Larus genei 1172
19 Little Egret Egretta garzetta 902
20 Sandwich Tern Sterna sandvicensis 883
21 Common Kestrel Falco tinnunculus 863
22 Black Redstart Phoenicurus ochruros 827
23 Glossy Ibis Plegadis falcinellus 786
24 Peregrine Falcon Falco peregrinus 721
25 Eurasian Spoonbill Platalea leucorodia 574
26 Northern Raven Corvus corax 528
27 Cinereous Vulture Aegypius monachus 454
28 Northern Wheatear Oenanthe oenanthe 415
29 Western Barn Owl Tyto alba 320
30 Rose-ringed Parakeet Psittacula krameri 285
31 Balearic Shearwater Puffinus mauretanicus 281
32 Eurasian Hobby Falco subbuteo 273
33 Little Ringed Plover Charadrius dubius 248
34 Western Marsh Harrier Circus aeruginosus 237
35 Purple Swamphen Porphyrio porphyrio 235
36 Alpine Accentor Prunella collaris 205
37 Red-billed Chough Pyrrhocorax pyrrhocorax 151
38 Egyptian Vulture Neophron percnopterus 128
39 African Stonechat Saxicola torquatus 117
40 Marbled Duck Marmaronetta angustirostris 100
41 Red-knobbed Coot Fulica cristata 97
42 Red Kite Milvus milvus 87
43 Montagu's Harrier Circus pygargus 86
44 Great Tit Parus major 76
45 Bearded Vulture Gypaetus barbatus 67
46 Western Osprey Pandion haliaetus 66
47 Alpine Chough Pyrrhocorax graculus 56
48 Greylag Goose Anser anser 54
49 Caspian Tern Sterna caspia 35
50 Dunlin Calidris alpina 33
51 Great Egret Casmerodius albus 29
52 Unknown NULL 28
53 Little Owl Athene noctua 28
54 Black-crowned Night Heron Nycticorax nycticorax 28
55 Bonelli's Eagle Hieraaetus fasciatus 25
56 Black Kite Milvus migrans 25
57 Black-winged Stilt Himantopus himantopus 24
58 Purple Heron Ardea purpurea 23
59 Caspian Gull Larus cachinnans 23
60 Short-toed Snake Eagle Circaetus gallicus 22
61 Black Stork Ciconia nigra 20
62 Common Tern Sterna hirundo 18
63 Golden Eagle Aquila chrysaetos 17
64 Little Tern Sterna albifrons 15
65 Kentish Plover Charadrius alexandrinus 12
66 Common Crane Grus grus 10
67 Greater Black-backed Gull Larus marinus 10
68 Common Pigeon Columba livia 9
69 European Roller Coracias garrulus 9
70 Eurasian Coot Fulica atra 9
71 Richard's Pipit Anthus richardi 8
72 European Herring Gull Larus argentatus 8
73 Pied Avocet Recurvirostra avosetta 8
74 Eurasian Teal Anas crecca 7
75 Common Pochard Aythya ferina 7
76 Common Ringed Plover Charadrius hiaticula 7
77 Yellow-browed Warbler Phylloscopus inornatus 7
78 Cory's Shearwater Calonectris diomedea 6
79 Geronticus eremita 6
80 Ruddy Turnstone Arenaria interpres 5
81 Whiskered Tern Chlidonias hybrida 5
82 Mute Swan Cygnus olor 5
83 Grey Plover Pluvialis squatarola 5
84 Mandarin Duck Aix galericulata 4
85 Carrion Crow Corvus corone 4
86 Wood Sandpiper Tringa glareola 4
87 Northern Goshawk Accipiter gentilis 3
88 Eurasian Wryneck Jynx torquilla 3
89 Yelkouan Shearwater Puffinus yelkouan 3
90 Eurasian Stone-curlew Burhinus oedicnemus 2
91 Little Stint Calidris minuta 2
92 Black-legged Kittiwake Rissa tridactyla 2
93 Common Starling Sturnus vulgaris 2
94 Common Blackbird Turdus merula 2
95 Rosy-faced Lovebird Agapornis roseicollis 2
96 Greater Short-toed Lark Calandrella brachydactyla 1
97 Red Knot Calidris canutus 1
98 Common Linnet Carduelis cannabina 1
99 Cetti's Warbler Cettia cetti 1
100 Tundra Swan Cygnus columbianus 1
101 Common Reed Bunting Emberiza schoeniclus 1
102 Red-footed Falcon Falco vespertinus 1
103 Common Snipe Gallinago gallinago 1
104 Collared Pratincole Glareola pratincola 1
105 Eurasian Oystercatcher Haematopus ostralegus 1
106 Little Bittern Ixobrychus minutus 1
107 Mew Gull Larus canus 1
108 Black-tailed Godwit Limosa limosa 1
109 Great White Pelican Pelecanus onocrotalus 1
110 Ruff Philomachus pugnax 1
111 Citril Finch Serinus citrinella 1
112 Elegant Tern Sterna elegans 1
113 Eurasian Collared Dove Streptopelia decaocto 1
114 Ruddy Shelduck Tadorna ferruginea 1
115 African Spoonbill Platalea alba 1
116 Egyptian Goose Alopochen aegyptiaca 1
117 Sulphur-crested Cockatoo Cacatua galerita 1
118 Cockatiel Nymphicus hollandicus 1
119 Fischer's Lovebird Agapornis fischeri 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/).