onsdag 21. september 2016

REvtangen BO September 21st

Another morning with very light southeast and decent temperatures, followed around noon by the wind turning south and increasing. Nets open 06-14, netmeter hours approx. 2600. Playback as yesterday. 

Ringed: Common Snipe 1, Tree Pipit 2, Meadow Pipit 15, Winter Wren 2, European Robin 7, Common Blackbird 1, Fieldfare 1, Song Thrush 4, Sedge Warbler 1, Reed Warbler 1, Garden Warbler 5, Blackcap 13, Yellow-browed Warbler 3, Chiffchaff 3, Willow Warbler 2, Goldcrest 6, Coal Tit 1, Blue Tit 12, Great Tit 4, Chaffinch 2, Greenfinch 2, Reed Bunting 2. Total = 90. Also 5 controls. 

This Common Snipe was trapped by the large pond in the morning. Enkeltbekkasin.

Ringmerket: Enkeltbekkasin 1, trepiplerke 2, heipiplerke 15, gjerdesmett 2, rødstrupe 7, svarttrost 1, gråtrost 1, måltrost 4, sivsanger 1, rørsanger 1, hagesanger 5, munk 13, gulbrynsanger 3, gransanger 3, løvsanger 2, fuglekonge 6, svartmeis 1, blåmeis 12, kjøttmeis 4,  bokfink 2, grønnfink 2, sivspurv 2. Total = 90. Også 5 kontroller.

Observations: Richard's Pipit 1 flew over the ringing lab calling. Tartarpiplerke 1. 

Haavard Husebö and Alf Tore Mjös. 3 visitor (1 child, 2 adults).  

tirsdag 20. september 2016

Revtangen BO September 20th

No wind and low fog around dawn, and the mist-nets caught a lot of dew making them less efficient. Very light easterlies the rest of the morning, turning south and then southwest after noon. Playback at night as yesterday, and Meadow Pipit, Grey Wagtail and Goldfinch during the day. Nets open 06-14, netmeter hours approx. 2600. 

Ringed: Sparrowhawk 1, Tree Pipit 3, Meadow Pipit 19, Grey Wagtail 10, Winter Wren 1, European Robin 15, Song Thrush 2, Garden Warbler 1, Blackcap 6, Chiffchaff 5, Willow Warbler 1, Goldcrest 9, Coal Tit 1, Blue Tit 17, Great Tit 2, Common Starling 3, Tree Sparrow 8, Chaffinch 3, Brambling 2, Greenfinch 3, European Goldfinch 2, Common Linnet 1. Total = 115. Also 10 controls. 

Ringmerket: Spurvehauk 1, trepiplerke 3, heipiplerke 19, vintererle 10, gjerdesmett 1, rødstrupe 15, måltrost 2, hagesanger 1, munk 6, chiffchaff 5, løvsanger 1, fuglekonge 9, svartmeis 1, blåmeis 17, kjøttmeis 2, stær 3, pilfink 8, bokfink 3, bjørkefink 2, grønnfink 3, stillits 2, tornirisk 1. Total = 115. Også 10 kontroller.

Haavard Husebö, Alf Tore Mjös and Njaal Sölvberg. We also had two visits today: 28 students and one teacher from Sandnes VGS, and a group of 6 pensioners.

Revtangen BO September 19th

Ligth wind from the southeast in the morning, mostly sunny. Nets open 06-12, netmeter hours approx. 2000. Playback on Yellow-browed Warbler, Chiffchaff and Garden Warbler 04.30-08, later on Meadow Pipit and Grey Wagtail. 

Ringed: Meadow Pipit 36, Grey Wagtail 2, Winter Wren 1, Dunnock 4, European Robin 2, Redwing 1, Reed Warbler 1, Garden Warbler 1, Blackcap 16, Chiffchaff 3, Willow Warbler 1, Goldcrest 1, Blue Tit 20, Common Starling 2, Chaffinch 4, Greenfinch 5, HAWFINCH 1. Total = 101, Also 8 controls.

Ringmerket: Heipiplerke 36, vintererle 2, gjerdesmett 1, jernspurv 4, rødstrupe 2, rødvingetrost 1, rørsanger 1, hagesanger 1, munk 16, gransanger 3, løvsanger 1, fuglekonge 1, blåmeis 20, stær 2, bokfink 4, grønnfink 5, KJERNEBITER 1. Total = 101. Også 8 kontroller.

Female Hawfinch in morning sun. Only the 5th ever ringed at Revtangen BO. Kjernebiter hunn.

The moth traps produced the third Scarce Bordered Straw so far in September. Pestfagerfly.

Green-brindeled Crescent (Allophyes oxyacanthae) was a new moth species at Revtangen BO in todays catch. Irrfly. 

Haavard Husebö, Alf Tore Mjös and Njaal Sölvberg. 


søndag 18. september 2016

Revtangen BO September 18th

Same weather, same playback strategy. Nets open 06-15. Again, the wind turned south around 12 and very little trapped after that. Netmeter hours approx. 2900. 

Ringed: Great Spotted Woodpecker 1, Meadow Pipit 34, Winter Wren 2, Dunnock 2, Northern Wheatear 1, European Robin 12, Redwing 1, Song Thrush 1, Grasshopper Warbler 1, Garden Warbler 4, Barred Warbler 1, Blackcap 10, Willow Warbler 3, Chiffchaff 11, Goldcrest 9, Great Tit 2, Blue Tit 24, Coal Tit 1, Tree Sparrow 1, Chaffinch 2, Common Linnet 1. Total = 124. Also 5 controls. 


The second Barred Warbler of the autumn was ringed today. Hauksanger.

Ringmerket: Flaggspett 1, heipiplerke 34, gjerdesmett 2, jernspurv 2, steinskvett 1, rødstrupe 12, rødvingetrost, måltrost 1, gresshoppesanger 1, hagesanger 4, hauksanger 1, munk 10, løvsanger 3, gransanger 11, fuglekonge 9, kjøttmeis 2, blåmeis 24, svartmeis 1, pilfink 1, bokfink 2, tornirisk 1. Total = 124. Også 5 kontroller. 

Lots of Black Darters (Sympetrum danae) are enjoying our new pools at the moment, but so far the warm southerlies has not brought any rare Odonata. Svart høstlibelle.

Renate Berg, Espen Helgesen, Paul Terje Haarr and Alf Tore Mjös. 7 visitors.

Revtangen BO September 17th

Weather much as previous days, light easterlies/southeasterlies in the morning, turning south around 11-12. Playback as previous days. Nets open 06-18, netmeter hours approx. 3900. 

Ringed: Grey Wagtail 4, Meadow Pipit 16, Dunnock 1, Northern Wheatear 3 (2 leucorhoa), European Robin 6, Common Blackbird 1, Song Thrush 2, Garden Warbler 7, Blackcap 6, Chiffchaff 8, Yellow-browed Warbler 1, Goldcrest 2, Blue Tit 6, Chaffinch 2, Eurasian Siskin 1. Total = 66. Also 12 controls. 

Surprisingly the Barred Warbler ringed on August 20th and last controlled on August 26th turned up in a mistnet again today. It had gained 8,8 grams since ringed. Hauksanger 1K. 


Ringmerket: Vintererle 4, heipiplerke 16, jernspurv 1, steinskvett 3 (2 leucorhoa), rødstrupe 6, svarttrost 1, måltrost 2, hagesanger 7, munk 6, gransanger 8, gulbrynsanger 1, fuglekonge 2, blåmeis 6, bokfink 2, grønnsisik 1. Total = 66. Også 12 kontroller. 

Renate Berg, Ingvald Ekeland, Espen Helgesen, Alf Tore Mjøs and Morten Stokke. 2 visitors.

fredag 16. september 2016

Revtangen BO September 16th

The warm southeast continues. Almost no wind in the early hours, then light SE turning S, increasing and turning back towards SE. Sunny in periods, but also cloudy at times. Playback as yesterday. Nets open 06-19, netmeter hours approx. 4200. 

Ringed: Grey Wagtail 2, Tree Pipit 2, Meadow Pipit 16, Dunnock 2, Winter Wren 3, Northern Wheatear 5 (all leucorhoa), Whinchat 1, European Robin 10, Common Redstart 2, Song Thrush 2, Redwing 1, Common Blackbird 1, Fieldfare 1, Garden Warbler 5, Blackcap 23, Willow Warbler 4, Chiffchaff 14, Yellow-browed Warbler 1, Goldcrest 3, Great Tit 4, Blue Tit 2, Pied Flycatcher 1, House Sparrow 3, Chaffinch 4, Greenfinch 3. Total = 115. Also 17 controls. 

The second Yellow-browed Warbler of the season was trapped today. Gulbrynsanger.

Ringmerket: Vintererle 2, trepiplerke 2, heipiplerke 16, jernspurv 2, gjerdesmett 3, steinskvett 5 (alle leucorhoa), buskskvett 1, rødstrupe 10, rødstjert 2, måltrost 2, rødvingetrost 1, svarttrost 1, gråtrost 1, hagesanger 5, munk 23, løvsanger 4, gransanger 23, gulbrynsanger 1, fuglekonge 3, kjøttmeis 4, blåmeis 2, svarthvit fluesnapper 1, gråspurv 3, bokfink 4, grønnfink 3. Total = 115. Også 17 kontroller. 

Observations: Black-throated Diver 1 flying south, Red-breasted flycatcher 1 (1cy) , Hen Harrier 1, Common Kestrel 2, Yellow Wagtail 2. Notable migration of Red-throated Diver with 41 seen flying south, also lots of Barn Swallows on the move south over the fields to the west. 

The Robinson Traps are still producing migrants, including 137 Silver Y, 8 Rush Veneer (Nomophila noctuella), 1 Dark Sword-grass (Agrotis ipsilon) and 1 Rusty-dot Pearl (Udea ferrugalis). The highlighty today was the second Norwegian record of the tortricid moth Crocidosema plebejana.

Crocidosema plebejana. Kattostvikler. 

Haavard Husebö, Alf Tore Mjøs, Morten Stokke and Njaal Sölvberg. 1 visitor.

torsdag 15. september 2016

Revtangen BO September 15th

The heatwave continues, another night with almost no wind and 18 degrees gave way to another sunny and very warm day. The wind remained SE for a little longer today, but trapping was slow as soon the sun appeared. Playback much as yesterday, Chiffchaff, Garden Warbler and Yellow-browed Warbler through the night and Meadow Pipit, Grey Wagtail and Chiffchaff by day. Nets open 06-15, netmeter hours approx. 2900. 

Ringed: Sparrowhawk 1, Peregrine Falcon 1, Tree Pipit 1, Meadow Pipit 10, Winter Wren 1, Dunnock 3, Northern Wheatear 1 (leucorhoa), European Robin 5, Song Thrush 1, Redwing 1, Garden Warbler 12, Blackcap 17, Willow Warbler 1, Chiffchaff 11, Goldcrest 1, Great Tit 2, Blue Tit 6, Eurasian Treecreeper 1 (first this season), Tree Sparrow 1, Chaffinch 5, Brambling 2, Greenfinch 9, Lesser Redpoll 3. Total = 96. Also 5 controls. 

1 cy Peregrine Falcon caught in the large nets by the pools. Only the 3rd ever ringed at the bird observatory. 

This Hawk Owl used our net poles at hunting posts during the night, enough lit up by the Robinson traps for the autofocus to work! It disappeared around dawn. Haukugle.

Once again the Robinson traps produced some interesting species:
Two stunning specimens of Merveille du Jour (Griposia aprilina) was a new species for Revtangen BO. Grønt eikefly.

Another Scarce Bordered Straw caught today. Pestfagerfly.

Western Conifer Seed-bug (Leptoglossus occidentalis), probably only the 3rd Norwegian record of this invasive species introduced to Europe from North America.

Haavard Husebïo, Alf Tore Mjøs and Njaal Sölvberg. 8 visitors, including a group of 6 from Möllehagen Skolesenter.