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 229629records of 116different species.

# Name Scientific name en/sightings/
1 Audouin's Gull Larus audouinii 70130
2 Yellow-legged Gull Larus michahellis 41827
3 White Stork Ciconia ciconia 23283
4 Black-headed Gull Larus ridibundus 12751
5 Griffon Vulture Gyps fulvus 12727
6 Lesser Kestrel Falco naumanni 7626
7 Greater Flamingo Phoenicopterus roseus 7178
8 Common Buzzard Buteo buteo 6465
9 European Shag Phalacrocorax aristotelis 6346
10 Mediterranean Gull Larus melanocephalus 5692
11 Lesser Black-backed Gull Larus fuscus 5212
12 Grey Heron Ardea cinerea 4658
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 2295
18 Slender-billed Gull Larus genei 1167
19 Little Egret Egretta garzetta 901
20 Sandwich Tern Sterna sandvicensis 828
21 Glossy Ibis Plegadis falcinellus 779
22 Black Redstart Phoenicurus ochruros 731
23 Common Kestrel Falco tinnunculus 723
24 Peregrine Falcon Falco peregrinus 635
25 Northern Raven Corvus corax 528
26 Eurasian Spoonbill Platalea leucorodia 514
27 Cinereous Vulture Aegypius monachus 383
28 Northern Wheatear Oenanthe oenanthe 321
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 217
35 Alpine Accentor Prunella collaris 194
36 Egyptian Vulture Neophron percnopterus 118
37 Western Barn Owl Tyto alba 96
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 63
44 Marbled Duck Marmaronetta angustirostris 55
45 Greylag Goose Anser anser 54
46 Western Osprey Pandion haliaetus 53
47 Dunlin Calidris alpina 32
48 Black-crowned Night Heron Nycticorax nycticorax 28
49 Caspian Tern Sterna caspia 26
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 Purple Heron Ardea purpurea 22
55 Caspian Gull Larus cachinnans 22
56 Great Egret Casmerodius albus 21
57 Black Stork Ciconia nigra 20
58 Short-toed Snake Eagle Circaetus gallicus 20
59 Alpine Chough Pyrrhocorax graculus 18
60 Common Tern Sterna hirundo 18
61 Little Tern Sterna albifrons 15
62 Red-knobbed Coot Fulica cristata 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 Richard's Pipit Anthus richardi 8
70 Eurasian Teal Anas crecca 7
71 Common Pochard Aythya ferina 7
72 Kentish Plover Charadrius alexandrinus 7
73 Cory's Shearwater Calonectris diomedea 6
74 Common Ringed Plover Charadrius hiaticula 6
75 European Herring Gull Larus argentatus 6
76 Whiskered Tern Chlidonias hybrida 5
77 Mute Swan Cygnus olor 5
78 Ruddy Turnstone Arenaria interpres 5
79 Common Crane Grus grus 5
80 Grey Plover Pluvialis squatarola 5
81 Mandarin Duck Aix galericulata 4
82 Eurasian Wryneck Jynx torquilla 3
83 Northern Goshawk Accipiter gentilis 3
84 Carrion Crow Corvus corone 3
85 Rosy-faced Lovebird Agapornis roseicollis 2
86 Yelkouan Shearwater Puffinus yelkouan 2
87 Common Blackbird Turdus merula 2
88 Wood Sandpiper Tringa glareola 2
89 Geronticus eremita 2
90 Black-legged Kittiwake Rissa tridactyla 2
91 Common Snipe Gallinago gallinago 1
92 Eurasian Oystercatcher Haematopus ostralegus 1
93 Collared Pratincole Glareola pratincola 1
94 Mew Gull Larus canus 1
95 Common Starling Sturnus vulgaris 1
96 Red Knot Calidris canutus 1
97 Crested Lark Galerida cristata 1
98 Little Bittern Ixobrychus minutus 1
99 Greater Short-toed Lark Calandrella brachydactyla 1
100 Egyptian Goose Alopochen aegyptiaca 1
101 Cetti's Warbler Cettia cetti 1
102 Black-tailed Godwit Limosa limosa 1
103 African Spoonbill Platalea alba 1
104 Great White Pelican Pelecanus onocrotalus 1
105 Ruff Philomachus pugnax 1
106 Sulphur-crested Cockatoo Cacatua galerita 1
107 Little Stint Calidris minuta 1
108 Tundra Swan Cygnus columbianus 1
109 Common Reed Bunting Emberiza schoeniclus 1
110 Ruddy Shelduck Tadorna ferruginea 1
111 Eurasian Collared Dove Streptopelia decaocto 1
112 Citril Finch Serinus citrinella 1
113 Common Linnet Carduelis cannabina 1
114 Cockatiel Nymphicus hollandicus 1
115 Red-footed Falcon Falco vespertinus 1
116 Elegant Tern Sterna elegans 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/).