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 213649records of 113different species.

# Name Scientific name en/sightings/
1 Audouin's Gull Larus audouinii 67001
2 Yellow-legged Gull Larus michahellis 41226
3 White Stork Ciconia ciconia 20996
4 Black-headed Gull Larus ridibundus 11532
5 Griffon Vulture Gyps fulvus 11460
6 Greater Flamingo Phoenicopterus roseus 6605
7 Common Buzzard Buteo buteo 6438
8 European Shag Phalacrocorax aristotelis 6188
9 Mediterranean Gull Larus melanocephalus 5631
10 Lesser Black-backed Gull Larus fuscus 5109
11 Grey Heron Ardea cinerea 4476
12 Lesser Kestrel Falco naumanni 3935
13 House Sparrow Passer domesticus 3018
14 Monk Parakeet Myiopsitta monachus 2951
15 Great Cormorant Phalacrocorax carbo 2844
16 Western Jackdaw Corvus monedula 2643
17 Western Cattle Egret Bubulcus ibis 2040
18 Slender-billed Gull Larus genei 1164
19 Little Egret Egretta garzetta 898
20 Sandwich Tern Sterna sandvicensis 828
21 Glossy Ibis Plegadis falcinellus 759
22 Common Kestrel Falco tinnunculus 662
23 Black Redstart Phoenicurus ochruros 592
24 Peregrine Falcon Falco peregrinus 562
25 Northern Raven Corvus corax 527
26 Eurasian Spoonbill Platalea leucorodia 466
27 Cinereous Vulture Aegypius monachus 335
28 Rose-ringed Parakeet Psittacula krameri 281
29 Northern Wheatear Oenanthe oenanthe 275
30 Eurasian Hobby Falco subbuteo 235
31 Purple Swamphen Porphyrio porphyrio 234
32 Western Marsh Harrier Circus aeruginosus 221
33 Little Ringed Plover Charadrius dubius 189
34 Alpine Accentor Prunella collaris 164
35 Egyptian Vulture Neophron percnopterus 100
36 Red Kite Milvus milvus 87
37 African Stonechat Saxicola torquatus 76
38 Montagu's Harrier Circus pygargus 65
39 Great Tit Parus major 65
40 Bearded Vulture Gypaetus barbatus 64
41 Red-billed Chough Pyrrhocorax pyrrhocorax 61
42 Greylag Goose Anser anser 54
43 Western Osprey Pandion haliaetus 39
44 Western Barn Owl Tyto alba 32
45 Dunlin Calidris alpina 29
46 Black-crowned Night Heron Nycticorax nycticorax 27
47 Balearic Shearwater Puffinus mauretanicus 24
48 Caspian Tern Sterna caspia 24
49 Black Kite Milvus migrans 23
50 Purple Heron Ardea purpurea 22
51 Bonelli's Eagle Hieraaetus fasciatus 22
52 Black-winged Stilt Himantopus himantopus 21
53 Caspian Gull Larus cachinnans 21
54 Great Egret Casmerodius albus 20
55 Short-toed Snake Eagle Circaetus gallicus 18
56 Common Tern Sterna hirundo 18
57 Little Owl Athene noctua 18
58 Little Tern Sterna albifrons 15
59 Black Stork Ciconia nigra 15
60 Red-knobbed Coot Fulica cristata 14
61 Golden Eagle Aquila chrysaetos 11
62 Greater Black-backed Gull Larus marinus 10
63 Alpine Chough Pyrrhocorax graculus 10
64 European Roller Coracias garrulus 9
65 Common Pigeon Columba livia 8
66 Common Ringed Plover Charadrius hiaticula 7
67 Common Pochard Aythya ferina 7
68 Eurasian Coot Fulica atra 7
69 Richard's Pipit Anthus richardi 7
70 Eurasian Teal Anas crecca 7
71 Pied Avocet Recurvirostra avosetta 6
72 Whiskered Tern Chlidonias hybrida 5
73 European Herring Gull Larus argentatus 5
74 Mute Swan Cygnus olor 4
75 Mandarin Duck Aix galericulata 4
76 Kentish Plover Charadrius alexandrinus 4
77 Common Crane Grus grus 4
78 Ruddy Turnstone Arenaria interpres 3
79 Northern Goshawk Accipiter gentilis 3
80 Carrion Crow Corvus corone 3
81 Eurasian Wryneck Jynx torquilla 3
82 Marbled Duck Marmaronetta angustirostris 2
83 Wood Sandpiper Tringa glareola 2
84 Grey Plover Pluvialis squatarola 2
85 Black-legged Kittiwake Rissa tridactyla 2
86 Rosy-faced Lovebird Agapornis roseicollis 2
87 Cory's Shearwater Calonectris diomedea 2
88 Yelkouan Shearwater Puffinus yelkouan 1
89 Common Starling Sturnus vulgaris 1
90 Little Bittern Ixobrychus minutus 1
91 Cetti's Warbler Cettia cetti 1
92 Crested Lark Galerida cristata 1
93 Greater Short-toed Lark Calandrella brachydactyla 1
94 Black-tailed Godwit Limosa limosa 1
95 Common Blackbird Turdus merula 1
96 Ruff Philomachus pugnax 1
97 Sulphur-crested Cockatoo Cacatua galerita 1
98 Common Reed Bunting Emberiza schoeniclus 1
99 Ruddy Shelduck Tadorna ferruginea 1
100 Tundra Swan Cygnus columbianus 1
101 Eurasian Collared Dove Streptopelia decaocto 1
102 Little Stint Calidris minuta 1
103 Citril Finch Serinus citrinella 1
104 Common Linnet Carduelis cannabina 1
105 Cockatiel Nymphicus hollandicus 1
106 Geronticus eremita 1
107 Red-footed Falcon Falco vespertinus 1
108 Elegant Tern Sterna elegans 1
109 Eurasian Oystercatcher Haematopus ostralegus 1
110 Collared Pratincole Glareola pratincola 1
111 Common Snipe Gallinago gallinago 1
112 Mew Gull Larus canus 1
113 Red Knot Calidris canutus 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/).