Birds appearing unexpectedly far away from their regular range have delighted birders and puzzled ornithologists for a long time. The former may want to add a new species to their personal list or enjoy the exceptional sighting. The latter willing to trying to understand this complex phenomenon…
Els ocells que apareixen lluny de la seva àrea de distribució, anomenats habitualment “rareses”, han despertat sempre un gran interès entre els ornitòlegs. Uns estudien aquest fenomen tan complex, per al qual de vegades es troba una explicació, però no sempre. Altres cerquen rareses per afegir-les a la seva llista personal d’espècies, o simplement per gaudir d’una observació excepcional.
English summary: Water pipit distribution in Catalonia throughout the year. This animation was generated using thousands of records added by observers to www.ornitho.cat, a citizen science portal run by the Catalan Ornithological Institute (ornitologia.org). Bottom-right shows each 15-day period, the blue line represents the 1800 meters above sea level in the Pyrenees.
Some friends went on a trip to the Canary Islands a few days ago. They are from Hong Kong and keen birders. On February 8th, during a short walk around “Parque de la Luz”, in Las Palmas de Gran Canaria, they were surprised by something unexpected: Red-winged blackbird (Agelaius phoeniceus). Not one, but two and possibly three individuals.
Birds from the far North, the far East, the far South, the far West… The Mediterranean basin is a crossroads for migrants, and the Ebro Delta is one of its best birding sites. In a single winter day, like yesterday, it is possible to switch from a “Sibe vibe” to an African flavour in a matter of minutes. That’s what we went for, an exceptionally diverse combination of winged creatures.
Red-necked grebe is a rare bird in Catalonia, with very few records in the last years. Not the kind of bird that your expect to find on a quick visit to Arenys de Mar harbour, a small town near Barcelona. Instead, what I had in mind today was looking for some gulls and checking the eastern beach, which recently has benefited from a vegetation restoration in some areas.