Antikythera Bird Observatory
@antikytherabirdobs.bsky.social
ABO is run by the Hellenic Ornithological Society / BirdLife Greece and its key objectives is the study & the monitoring of bird migration.
Autumn 2025:
Day #41 of Raptor Migration Monitoring
This season ends with 7 birds of 2 species. Although the weather was bad, a rainbow and dozens of swallows certainly made up for it.
Have a good winter, see you next year!
Todays totals: www.trektellen.org/count/view/1697/20250929
Day #41 of Raptor Migration Monitoring
This season ends with 7 birds of 2 species. Although the weather was bad, a rainbow and dozens of swallows certainly made up for it.
Have a good winter, see you next year!
Todays totals: www.trektellen.org/count/view/1697/20250929
September 28, 2025 at 5:33 PM
Autumn 2025:
Day #41 of Raptor Migration Monitoring
This season ends with 7 birds of 2 species. Although the weather was bad, a rainbow and dozens of swallows certainly made up for it.
Have a good winter, see you next year!
Todays totals: www.trektellen.org/count/view/1697/20250929
Day #41 of Raptor Migration Monitoring
This season ends with 7 birds of 2 species. Although the weather was bad, a rainbow and dozens of swallows certainly made up for it.
Have a good winter, see you next year!
Todays totals: www.trektellen.org/count/view/1697/20250929
Autumn 2025:
Day #40 of Raptor Migration Monitoring
Although hundreds of Βarn swallows passed by today, only five birds of prey were recorded by the station.However, two of them were Red footed falcons!
Todays totals: www.trektellen.org/count/view/1697/20250928
📷: Red footed falcon,Nikolas Probonas
Day #40 of Raptor Migration Monitoring
Although hundreds of Βarn swallows passed by today, only five birds of prey were recorded by the station.However, two of them were Red footed falcons!
Todays totals: www.trektellen.org/count/view/1697/20250928
📷: Red footed falcon,Nikolas Probonas
September 27, 2025 at 4:42 PM
Autumn 2025:
Day #40 of Raptor Migration Monitoring
Although hundreds of Βarn swallows passed by today, only five birds of prey were recorded by the station.However, two of them were Red footed falcons!
Todays totals: www.trektellen.org/count/view/1697/20250928
📷: Red footed falcon,Nikolas Probonas
Day #40 of Raptor Migration Monitoring
Although hundreds of Βarn swallows passed by today, only five birds of prey were recorded by the station.However, two of them were Red footed falcons!
Todays totals: www.trektellen.org/count/view/1697/20250928
📷: Red footed falcon,Nikolas Probonas
Autumn 2025:
Day #39 of Raptor Migration Monitoring
Only 7 birds of 3 species with today's northeast wind, but one of them was a Goshawk!; the second one for the season.
Todays totals: www.trektellen.org/count/view/1697/20250927
📷: A local common Raven ,Nikolas Probonas
Day #39 of Raptor Migration Monitoring
Only 7 birds of 3 species with today's northeast wind, but one of them was a Goshawk!; the second one for the season.
Todays totals: www.trektellen.org/count/view/1697/20250927
📷: A local common Raven ,Nikolas Probonas
September 26, 2025 at 4:55 PM
Autumn 2025:
Day #39 of Raptor Migration Monitoring
Only 7 birds of 3 species with today's northeast wind, but one of them was a Goshawk!; the second one for the season.
Todays totals: www.trektellen.org/count/view/1697/20250927
📷: A local common Raven ,Nikolas Probonas
Day #39 of Raptor Migration Monitoring
Only 7 birds of 3 species with today's northeast wind, but one of them was a Goshawk!; the second one for the season.
Todays totals: www.trektellen.org/count/view/1697/20250927
📷: A local common Raven ,Nikolas Probonas
Autumn 2025 – Day 26 of bird ringing (yesterday)
Our first Levant Sparrowhawk for the season.
Daily totals at: www.trektellen.nl/count/view/1...
Our first Levant Sparrowhawk for the season.
Daily totals at: www.trektellen.nl/count/view/1...
September 25, 2025 at 7:38 PM
Autumn 2025 – Day 26 of bird ringing (yesterday)
Our first Levant Sparrowhawk for the season.
Daily totals at: www.trektellen.nl/count/view/1...
Our first Levant Sparrowhawk for the season.
Daily totals at: www.trektellen.nl/count/view/1...
Autumn 2025:
Day #38 of Raptor Migration Monitoring
Day ended with 36 birds of 6 species; 24 of which were a flock of Grey Herons that stayed around the island for quite some time.
Todays totals: www.trektellen.org/count/view/1697/20250926
📷: Sparrowhawk ,Nikolas Probonas
Day #38 of Raptor Migration Monitoring
Day ended with 36 birds of 6 species; 24 of which were a flock of Grey Herons that stayed around the island for quite some time.
Todays totals: www.trektellen.org/count/view/1697/20250926
📷: Sparrowhawk ,Nikolas Probonas
September 25, 2025 at 5:44 PM
Autumn 2025:
Day #38 of Raptor Migration Monitoring
Day ended with 36 birds of 6 species; 24 of which were a flock of Grey Herons that stayed around the island for quite some time.
Todays totals: www.trektellen.org/count/view/1697/20250926
📷: Sparrowhawk ,Nikolas Probonas
Day #38 of Raptor Migration Monitoring
Day ended with 36 birds of 6 species; 24 of which were a flock of Grey Herons that stayed around the island for quite some time.
Todays totals: www.trektellen.org/count/view/1697/20250926
📷: Sparrowhawk ,Nikolas Probonas
Autumn 2025:
Day #37 of Raptor Migration Monitoring
Just 29 birds from 9 species today. Honey buzzards are decreacing. But don't be fooled; they are being replaced by different kinds of raptors...
Todays totals: www.trektellen.org/count/view/1697/20250925
📷: Eurasian Hobby ,Nikolas Probonas
Day #37 of Raptor Migration Monitoring
Just 29 birds from 9 species today. Honey buzzards are decreacing. But don't be fooled; they are being replaced by different kinds of raptors...
Todays totals: www.trektellen.org/count/view/1697/20250925
📷: Eurasian Hobby ,Nikolas Probonas
September 24, 2025 at 4:59 PM
Autumn 2025:
Day #37 of Raptor Migration Monitoring
Just 29 birds from 9 species today. Honey buzzards are decreacing. But don't be fooled; they are being replaced by different kinds of raptors...
Todays totals: www.trektellen.org/count/view/1697/20250925
📷: Eurasian Hobby ,Nikolas Probonas
Day #37 of Raptor Migration Monitoring
Just 29 birds from 9 species today. Honey buzzards are decreacing. But don't be fooled; they are being replaced by different kinds of raptors...
Todays totals: www.trektellen.org/count/view/1697/20250925
📷: Eurasian Hobby ,Nikolas Probonas
Autumn 2025 – Day 25 of bird ringing
Just over 40 across 15 sps. As yesterday, the Blackcap is the most abundant while today we had the first Chiffchaff.
Daily totals at: www.trektellen.nl/count/view/1...
Just over 40 across 15 sps. As yesterday, the Blackcap is the most abundant while today we had the first Chiffchaff.
Daily totals at: www.trektellen.nl/count/view/1...
September 23, 2025 at 5:34 PM
Autumn 2025 – Day 25 of bird ringing
Just over 40 across 15 sps. As yesterday, the Blackcap is the most abundant while today we had the first Chiffchaff.
Daily totals at: www.trektellen.nl/count/view/1...
Just over 40 across 15 sps. As yesterday, the Blackcap is the most abundant while today we had the first Chiffchaff.
Daily totals at: www.trektellen.nl/count/view/1...
Autumn 2025:
Day #36 of Raptor Migration Monitoring
A calm day overall with not much wind at all; lots of sparrowhawks and a few large birds, until 4 Back storks stirred us up!
Todays totals: www.trektellen.org/count/view/1697/20250924
📷: Booted eagle ,Nikolas Probonas
Day #36 of Raptor Migration Monitoring
A calm day overall with not much wind at all; lots of sparrowhawks and a few large birds, until 4 Back storks stirred us up!
Todays totals: www.trektellen.org/count/view/1697/20250924
📷: Booted eagle ,Nikolas Probonas
September 23, 2025 at 5:16 PM
Autumn 2025:
Day #36 of Raptor Migration Monitoring
A calm day overall with not much wind at all; lots of sparrowhawks and a few large birds, until 4 Back storks stirred us up!
Todays totals: www.trektellen.org/count/view/1697/20250924
📷: Booted eagle ,Nikolas Probonas
Day #36 of Raptor Migration Monitoring
A calm day overall with not much wind at all; lots of sparrowhawks and a few large birds, until 4 Back storks stirred us up!
Todays totals: www.trektellen.org/count/view/1697/20250924
📷: Booted eagle ,Nikolas Probonas
Autumn 2025:
Day #36 of Raptor Migration Monitoring
Day was going ok till noon; when all of a sudden sky got full of large eagles; and right next to them the highlight of the day an Egyptian vulture!!
Todays totals: www.trektellen.org/count/view/1697/20250923
📷: Egyptian vulture ,Nikolas Probonas
Day #36 of Raptor Migration Monitoring
Day was going ok till noon; when all of a sudden sky got full of large eagles; and right next to them the highlight of the day an Egyptian vulture!!
Todays totals: www.trektellen.org/count/view/1697/20250923
📷: Egyptian vulture ,Nikolas Probonas
September 22, 2025 at 6:41 PM
Autumn 2025:
Day #36 of Raptor Migration Monitoring
Day was going ok till noon; when all of a sudden sky got full of large eagles; and right next to them the highlight of the day an Egyptian vulture!!
Todays totals: www.trektellen.org/count/view/1697/20250923
📷: Egyptian vulture ,Nikolas Probonas
Day #36 of Raptor Migration Monitoring
Day was going ok till noon; when all of a sudden sky got full of large eagles; and right next to them the highlight of the day an Egyptian vulture!!
Todays totals: www.trektellen.org/count/view/1697/20250923
📷: Egyptian vulture ,Nikolas Probonas
Autumn 2025 – Day 24 of bird ringing
After 3 day of strong winds we are back in business! In total 32 newly ringed birds across 10 sps. The Blackcap being the most abundant.
Daily totals at: www.trektellen.nl/count/view/1...
After 3 day of strong winds we are back in business! In total 32 newly ringed birds across 10 sps. The Blackcap being the most abundant.
Daily totals at: www.trektellen.nl/count/view/1...
September 22, 2025 at 1:44 PM
Autumn 2025 – Day 24 of bird ringing
After 3 day of strong winds we are back in business! In total 32 newly ringed birds across 10 sps. The Blackcap being the most abundant.
Daily totals at: www.trektellen.nl/count/view/1...
After 3 day of strong winds we are back in business! In total 32 newly ringed birds across 10 sps. The Blackcap being the most abundant.
Daily totals at: www.trektellen.nl/count/view/1...
Day #35 | Autumn Raptor Migration Monitoring
As expected with the stormy winds prevailing on the island, only a few(22) birds were recorded today.
Todays totals: www.trektellen.org/count/view/1697/20250921
📷: A local Eleonora's falcon ,Nikolas Probonas
As expected with the stormy winds prevailing on the island, only a few(22) birds were recorded today.
Todays totals: www.trektellen.org/count/view/1697/20250921
📷: A local Eleonora's falcon ,Nikolas Probonas
September 21, 2025 at 5:16 PM
Day #35 | Autumn Raptor Migration Monitoring
As expected with the stormy winds prevailing on the island, only a few(22) birds were recorded today.
Todays totals: www.trektellen.org/count/view/1697/20250921
📷: A local Eleonora's falcon ,Nikolas Probonas
As expected with the stormy winds prevailing on the island, only a few(22) birds were recorded today.
Todays totals: www.trektellen.org/count/view/1697/20250921
📷: A local Eleonora's falcon ,Nikolas Probonas
Autumn 2025 – Day 20 of bird ringing
Nets were open just for a couple of hours until the wind took up. 23 birds in totals across 8 sps
More info at: www.trektellen.nl/count/view/1...
Nets were open just for a couple of hours until the wind took up. 23 birds in totals across 8 sps
More info at: www.trektellen.nl/count/view/1...
September 18, 2025 at 4:08 PM
Autumn 2025 – Day 20 of bird ringing
Nets were open just for a couple of hours until the wind took up. 23 birds in totals across 8 sps
More info at: www.trektellen.nl/count/view/1...
Nets were open just for a couple of hours until the wind took up. 23 birds in totals across 8 sps
More info at: www.trektellen.nl/count/view/1...
Day #34 | Autumn Raptor Migration Monitoring
Dozens birds of prey from 8 different species took advantage of today's, while at the end of the day 2 Βlack storks also appeared!
Todays totals: www.trektellen.org/count/view/1697/20250917
📷: Marsh harrier and Honey buzzards ,Nikolas Probonas
Dozens birds of prey from 8 different species took advantage of today's, while at the end of the day 2 Βlack storks also appeared!
Todays totals: www.trektellen.org/count/view/1697/20250917
📷: Marsh harrier and Honey buzzards ,Nikolas Probonas
September 17, 2025 at 6:28 PM
Day #34 | Autumn Raptor Migration Monitoring
Dozens birds of prey from 8 different species took advantage of today's, while at the end of the day 2 Βlack storks also appeared!
Todays totals: www.trektellen.org/count/view/1697/20250917
📷: Marsh harrier and Honey buzzards ,Nikolas Probonas
Dozens birds of prey from 8 different species took advantage of today's, while at the end of the day 2 Βlack storks also appeared!
Todays totals: www.trektellen.org/count/view/1697/20250917
📷: Marsh harrier and Honey buzzards ,Nikolas Probonas
Autumn 2025 – Day 19 of bird ringing
A practically windless day with 70 birds across 15 sps. Blackcaps were by far the most abundant. The birds of the day was a Cetti's Warbler and an adult Red-breasted Flycatcher
Daily totals: www.trektellen.nl/count/view/1...
A practically windless day with 70 birds across 15 sps. Blackcaps were by far the most abundant. The birds of the day was a Cetti's Warbler and an adult Red-breasted Flycatcher
Daily totals: www.trektellen.nl/count/view/1...
September 17, 2025 at 4:48 PM
Autumn 2025 – Day 19 of bird ringing
A practically windless day with 70 birds across 15 sps. Blackcaps were by far the most abundant. The birds of the day was a Cetti's Warbler and an adult Red-breasted Flycatcher
Daily totals: www.trektellen.nl/count/view/1...
A practically windless day with 70 birds across 15 sps. Blackcaps were by far the most abundant. The birds of the day was a Cetti's Warbler and an adult Red-breasted Flycatcher
Daily totals: www.trektellen.nl/count/view/1...
Day #33 | Autumn Raptor Migration Monitoring
Just 10 birds from 3 species risked migrating with today's strong east wind. Lets see what happens tommorow that the wind is expected to decrease.
Todays totals: www.trektellen.org/count/view/1697/20250916
📷 Black kite and Marsh harrier, Nikolas Probonas
Just 10 birds from 3 species risked migrating with today's strong east wind. Lets see what happens tommorow that the wind is expected to decrease.
Todays totals: www.trektellen.org/count/view/1697/20250916
📷 Black kite and Marsh harrier, Nikolas Probonas
September 16, 2025 at 6:04 PM
Day #33 | Autumn Raptor Migration Monitoring
Just 10 birds from 3 species risked migrating with today's strong east wind. Lets see what happens tommorow that the wind is expected to decrease.
Todays totals: www.trektellen.org/count/view/1697/20250916
📷 Black kite and Marsh harrier, Nikolas Probonas
Just 10 birds from 3 species risked migrating with today's strong east wind. Lets see what happens tommorow that the wind is expected to decrease.
Todays totals: www.trektellen.org/count/view/1697/20250916
📷 Black kite and Marsh harrier, Nikolas Probonas
Autumn 2025 – Day 18 of bird ringing
Just over 50 birds across 8 sps. The bird of the day was a Collared Dove.
Daily totals: www.trektellen.nl/count/view/1...
Just over 50 birds across 8 sps. The bird of the day was a Collared Dove.
Daily totals: www.trektellen.nl/count/view/1...
September 16, 2025 at 4:00 PM
Autumn 2025 – Day 18 of bird ringing
Just over 50 birds across 8 sps. The bird of the day was a Collared Dove.
Daily totals: www.trektellen.nl/count/view/1...
Just over 50 birds across 8 sps. The bird of the day was a Collared Dove.
Daily totals: www.trektellen.nl/count/view/1...
Autumn Season 2025:
Day #32 of Raptor Migration Monitoring
Εast wind was once again pretty strong, so the raptor numbers were once more low with 27 birds from 5 species
www.trektellen.org/count/view/1...
Photo: Honey Buzzard , Nikolas Probonas
Day #32 of Raptor Migration Monitoring
Εast wind was once again pretty strong, so the raptor numbers were once more low with 27 birds from 5 species
www.trektellen.org/count/view/1...
Photo: Honey Buzzard , Nikolas Probonas
September 15, 2025 at 6:14 PM
Autumn Season 2025:
Day #32 of Raptor Migration Monitoring
Εast wind was once again pretty strong, so the raptor numbers were once more low with 27 birds from 5 species
www.trektellen.org/count/view/1...
Photo: Honey Buzzard , Nikolas Probonas
Day #32 of Raptor Migration Monitoring
Εast wind was once again pretty strong, so the raptor numbers were once more low with 27 birds from 5 species
www.trektellen.org/count/view/1...
Photo: Honey Buzzard , Nikolas Probonas
Autumn 2025 – Day 16 of bird ringing
Close to 50 birds across 10 sps. Willow Warbler was the most abundant was the Blackcap. The birds of the day were two sps that we do not have the honor to handle the Kingfisher and the Thrush Nightingale.
Daily totals: www.trektellen.nl/count/view/1...
Close to 50 birds across 10 sps. Willow Warbler was the most abundant was the Blackcap. The birds of the day were two sps that we do not have the honor to handle the Kingfisher and the Thrush Nightingale.
Daily totals: www.trektellen.nl/count/view/1...
September 15, 2025 at 3:56 PM
Autumn 2025 – Day 16 of bird ringing
Close to 50 birds across 10 sps. Willow Warbler was the most abundant was the Blackcap. The birds of the day were two sps that we do not have the honor to handle the Kingfisher and the Thrush Nightingale.
Daily totals: www.trektellen.nl/count/view/1...
Close to 50 birds across 10 sps. Willow Warbler was the most abundant was the Blackcap. The birds of the day were two sps that we do not have the honor to handle the Kingfisher and the Thrush Nightingale.
Daily totals: www.trektellen.nl/count/view/1...
Autumn 2025 – Day 16 of bird ringing
Just under 20 birds across 9 sps. Willow Warbler was the most abumbant sps.
Daily totals: www.trektellen.nl/count/view/1...
Just under 20 birds across 9 sps. Willow Warbler was the most abumbant sps.
Daily totals: www.trektellen.nl/count/view/1...
September 14, 2025 at 5:32 PM
Autumn 2025 – Day 16 of bird ringing
Just under 20 birds across 9 sps. Willow Warbler was the most abumbant sps.
Daily totals: www.trektellen.nl/count/view/1...
Just under 20 birds across 9 sps. Willow Warbler was the most abumbant sps.
Daily totals: www.trektellen.nl/count/view/1...
Day 31 | Autumn Raptor Migration Monitoring
At least 3 Booted eagles were spotted far away and gather on the island, hunting the whole day around. They were often seen flying together !
18 ind. of 4 species spotted.
Totals here :
www.trektellen.nl/count/view/1...
At least 3 Booted eagles were spotted far away and gather on the island, hunting the whole day around. They were often seen flying together !
18 ind. of 4 species spotted.
Totals here :
www.trektellen.nl/count/view/1...
September 14, 2025 at 5:11 PM
Day 31 | Autumn Raptor Migration Monitoring
At least 3 Booted eagles were spotted far away and gather on the island, hunting the whole day around. They were often seen flying together !
18 ind. of 4 species spotted.
Totals here :
www.trektellen.nl/count/view/1...
At least 3 Booted eagles were spotted far away and gather on the island, hunting the whole day around. They were often seen flying together !
18 ind. of 4 species spotted.
Totals here :
www.trektellen.nl/count/view/1...
Day 30 | Autumn Raptor Migration Monitoring
Strong ENE wind today, very few birds but still a good diversity.
17 ind. of 6 species.
Totals here : www.trektellen.nl/count/view/1...
Strong ENE wind today, very few birds but still a good diversity.
17 ind. of 6 species.
Totals here : www.trektellen.nl/count/view/1...
September 13, 2025 at 4:43 PM
Day 30 | Autumn Raptor Migration Monitoring
Strong ENE wind today, very few birds but still a good diversity.
17 ind. of 6 species.
Totals here : www.trektellen.nl/count/view/1...
Strong ENE wind today, very few birds but still a good diversity.
17 ind. of 6 species.
Totals here : www.trektellen.nl/count/view/1...
Autumn 2025 – Day 15 of bird ringing
Just under 50 birds across 17 sps. Whitethroat was the most abumbant sps. New for the season were the Cuckoo.
Daily totals: www.trektellen.nl/count/view/1...
Just under 50 birds across 17 sps. Whitethroat was the most abumbant sps. New for the season were the Cuckoo.
Daily totals: www.trektellen.nl/count/view/1...
September 13, 2025 at 3:15 PM
Autumn 2025 – Day 15 of bird ringing
Just under 50 birds across 17 sps. Whitethroat was the most abumbant sps. New for the season were the Cuckoo.
Daily totals: www.trektellen.nl/count/view/1...
Just under 50 birds across 17 sps. Whitethroat was the most abumbant sps. New for the season were the Cuckoo.
Daily totals: www.trektellen.nl/count/view/1...
Day 29 | Autumn Raptor Migration Monitoring
Warm and calm day, Honey buzzards and Marshs harriers passing far above the sea the whole day.
154 indivduals of 8 species
Totals here : www.trektellen.nl/count/view/1...
Warm and calm day, Honey buzzards and Marshs harriers passing far above the sea the whole day.
154 indivduals of 8 species
Totals here : www.trektellen.nl/count/view/1...
September 12, 2025 at 5:16 PM
Day 29 | Autumn Raptor Migration Monitoring
Warm and calm day, Honey buzzards and Marshs harriers passing far above the sea the whole day.
154 indivduals of 8 species
Totals here : www.trektellen.nl/count/view/1...
Warm and calm day, Honey buzzards and Marshs harriers passing far above the sea the whole day.
154 indivduals of 8 species
Totals here : www.trektellen.nl/count/view/1...
Autumn 2025 – Day 14 of bird ringing
Just over 30 birds across 15 sps. Blackcap was the most abundant. New sps for the season were the Eastern Olivaceous Warbler and the Turtle Dove
Daily totals: www.trektellen.nl/count/view/1...
Just over 30 birds across 15 sps. Blackcap was the most abundant. New sps for the season were the Eastern Olivaceous Warbler and the Turtle Dove
Daily totals: www.trektellen.nl/count/view/1...
September 12, 2025 at 1:34 PM
Autumn 2025 – Day 14 of bird ringing
Just over 30 birds across 15 sps. Blackcap was the most abundant. New sps for the season were the Eastern Olivaceous Warbler and the Turtle Dove
Daily totals: www.trektellen.nl/count/view/1...
Just over 30 birds across 15 sps. Blackcap was the most abundant. New sps for the season were the Eastern Olivaceous Warbler and the Turtle Dove
Daily totals: www.trektellen.nl/count/view/1...
Day 28 | Autumn Raptor Migration Monitoring
Two new species today with the first Levant sparrowhawk and the first Lesser spotted eagle of the season.
193 individuals of 8 species counted.
Totals here : www.trektellen.nl/count/view/1...
Two new species today with the first Levant sparrowhawk and the first Lesser spotted eagle of the season.
193 individuals of 8 species counted.
Totals here : www.trektellen.nl/count/view/1...
September 11, 2025 at 4:54 PM
Day 28 | Autumn Raptor Migration Monitoring
Two new species today with the first Levant sparrowhawk and the first Lesser spotted eagle of the season.
193 individuals of 8 species counted.
Totals here : www.trektellen.nl/count/view/1...
Two new species today with the first Levant sparrowhawk and the first Lesser spotted eagle of the season.
193 individuals of 8 species counted.
Totals here : www.trektellen.nl/count/view/1...