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 220667records of 114different species.

# Name Scientific name en/sightings/
1 Audouin's Gull Larus audouinii 69031
2 Yellow-legged Gull Larus michahellis 41671
3 White Stork Ciconia ciconia 21607
4 Black-headed Gull Larus ridibundus 12667
5 Griffon Vulture Gyps fulvus 12160
6 Greater Flamingo Phoenicopterus roseus 7026
7 Common Buzzard Buteo buteo 6449
8 European Shag Phalacrocorax aristotelis 6270
9 Mediterranean Gull Larus melanocephalus 5673
10 Lesser Black-backed Gull Larus fuscus 5167
11 Grey Heron Ardea cinerea 4641
12 Lesser Kestrel Falco naumanni 3935
13 House Sparrow Passer domesticus 3059
14 Great Cormorant Phalacrocorax carbo 2977
15 Monk Parakeet Myiopsitta monachus 2974
16 Western Jackdaw Corvus monedula 2871
17 Western Cattle Egret Bubulcus ibis 2285
18 Slender-billed Gull Larus genei 1164
19 Little Egret Egretta garzetta 901
20 Sandwich Tern Sterna sandvicensis 828
21 Glossy Ibis Plegadis falcinellus 776
22 Common Kestrel Falco tinnunculus 716
23 Black Redstart Phoenicurus ochruros 705
24 Peregrine Falcon Falco peregrinus 574
25 Northern Raven Corvus corax 527
26 Eurasian Spoonbill Platalea leucorodia 468
27 Cinereous Vulture Aegypius monachus 365
28 Northern Wheatear Oenanthe oenanthe 316
29 Rose-ringed Parakeet Psittacula krameri 284
30 Balearic Shearwater Puffinus mauretanicus 282
31 Eurasian Hobby Falco subbuteo 235
32 Purple Swamphen Porphyrio porphyrio 234
33 Western Marsh Harrier Circus aeruginosus 223
34 Little Ringed Plover Charadrius dubius 189
35 Alpine Accentor Prunella collaris 184
36 Egyptian Vulture Neophron percnopterus 102
37 Red Kite Milvus milvus 87
38 African Stonechat Saxicola torquatus 83
39 Great Tit Parus major 69
40 Western Barn Owl Tyto alba 68
41 Red-billed Chough Pyrrhocorax pyrrhocorax 66
42 Montagu's Harrier Circus pygargus 65
43 Bearded Vulture Gypaetus barbatus 61
44 Greylag Goose Anser anser 54
45 Western Osprey Pandion haliaetus 53
46 Dunlin Calidris alpina 32
47 Black-crowned Night Heron Nycticorax nycticorax 27
48 Caspian Tern Sterna caspia 25
49 Black Kite Milvus migrans 23
50 Purple Heron Ardea purpurea 22
51 Caspian Gull Larus cachinnans 22
52 Bonelli's Eagle Hieraaetus fasciatus 22
53 Black-winged Stilt Himantopus himantopus 21
54 Little Owl Athene noctua 21
55 Short-toed Snake Eagle Circaetus gallicus 20
56 Black Stork Ciconia nigra 20
57 Great Egret Casmerodius albus 20
58 Common Tern Sterna hirundo 18
59 Red-knobbed Coot Fulica cristata 15
60 Little Tern Sterna albifrons 15
61 Golden Eagle Aquila chrysaetos 11
62 Alpine Chough Pyrrhocorax graculus 10
63 Greater Black-backed Gull Larus marinus 10
64 European Roller Coracias garrulus 9
65 Eurasian Coot Fulica atra 9
66 Common Pigeon Columba livia 8
67 Richard's Pipit Anthus richardi 8
68 Pied Avocet Recurvirostra avosetta 7
69 Common Pochard Aythya ferina 7
70 Eurasian Teal Anas crecca 7
71 Common Ringed Plover Charadrius hiaticula 6
72 Ruddy Turnstone Arenaria interpres 5
73 European Herring Gull Larus argentatus 5
74 Common Crane Grus grus 5
75 Cory's Shearwater Calonectris diomedea 5
76 Whiskered Tern Chlidonias hybrida 5
77 Mandarin Duck Aix galericulata 4
78 Kentish Plover Charadrius alexandrinus 4
79 Mute Swan Cygnus olor 4
80 Northern Goshawk Accipiter gentilis 3
81 Carrion Crow Corvus corone 3
82 Eurasian Wryneck Jynx torquilla 3
83 Marbled Duck Marmaronetta angustirostris 2
84 Common Blackbird Turdus merula 2
85 Wood Sandpiper Tringa glareola 2
86 Grey Plover Pluvialis squatarola 2
87 Black-legged Kittiwake Rissa tridactyla 2
88 Rosy-faced Lovebird Agapornis roseicollis 2
89 Yelkouan Shearwater Puffinus yelkouan 2
90 Great White Pelican Pelecanus onocrotalus 1
91 Greater Short-toed Lark Calandrella brachydactyla 1
92 Black-tailed Godwit Limosa limosa 1
93 Ruff Philomachus pugnax 1
94 Sulphur-crested Cockatoo Cacatua galerita 1
95 Common Reed Bunting Emberiza schoeniclus 1
96 Ruddy Shelduck Tadorna ferruginea 1
97 Little Stint Calidris minuta 1
98 Tundra Swan Cygnus columbianus 1
99 Eurasian Collared Dove Streptopelia decaocto 1
100 Citril Finch Serinus citrinella 1
101 Common Linnet Carduelis cannabina 1
102 Cockatiel Nymphicus hollandicus 1
103 Geronticus eremita 1
104 Red-footed Falcon Falco vespertinus 1
105 Elegant Tern Sterna elegans 1
106 Eurasian Oystercatcher Haematopus ostralegus 1
107 Common Snipe Gallinago gallinago 1
108 Collared Pratincole Glareola pratincola 1
109 Mew Gull Larus canus 1
110 Red Knot Calidris canutus 1
111 Common Starling Sturnus vulgaris 1
112 Crested Lark Galerida cristata 1
113 Little Bittern Ixobrychus minutus 1
114 Cetti's Warbler Cettia cetti 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/).