lørdag 24. juni 2017

Revtangen BO June 24th

Some heavy thunderstorms with strong rain in the morning, and nets were not open until shortly before 11. Most nets open until 18, netmeter hours approx. 1600.

Ringed: Collared Dove 1, Meadow Pipit 1, Great Tit 2 (first juveniles), House sparrow 12, Tree Sparrow 1, Common Starling 2, Chaffinch 1, Greenfinch 10, Eurasian Siskin 2, Common Linnet 3, Lesser Redpoll 2. Total =  37. Also 10 controls, including a juvenile Greenfinch not from Revtangen.

Ringmerket: Tyrkerdue 1, heipiplerke 1, kjøttmeis 2, gråspurv 12, pilfink 1, stær 2, bokfink 1, grønnfink 10, grønnsisik 2, tornirisk 3, brunsisik 2. Total = 37. Også 10 kontroller, inkl. en juvenil grønnfink merket annetsteds. 

Observations: Common Quail 1 sining in the fields to the west. 

Alf Tore Mjös. 2 visitors.

søndag 18. juni 2017

Revtangen BO June 18th

Light SW, a bit of rain in the morning, but later around 18 degrees and cloudy. Most nets open 08.30-15.30, netmeter hours approx 1900. 

Ringed: Meadow Pipit 1, Black Redstart 1, House Sparrow 4, Tree Sparrow 6, Common Linnet 2 (first juvenile). Toal = 14. Also 10 controls. 

The surprise of the day was this unseasonal 2cy Black Redstart. Svartrødstjert, 2K.

Ringmerket: Heipiplerke 1, svartrødstjert 1, gråspurv 4, pilfink 6, tornirisk 2. Total = 14. Også 10 kontroller. 

Observations: Seems like Common Ringed Plovers have done reasonably well, there were 19 at Revtangen of which 12 were juveniles. Also 10 Dunlins and 2 Sanderlings at Revtangen. A female Marsh Harrier flew past Reveparken. 

Alf Tore Mjös

onsdag 14. juni 2017

Revtangen BO June 14th

Light SE turning SW, mostly sunny. Nets open 06.45-17.45, netmeter hours approx. 3500. Most of the day there was work in progress in the trapping area, so there was more disturbance than usual. 

Ringed: Collared Dove 2, Meadow Pipit 1, Crested Tit 1, Common Starling 7, House Sparrow 19, Tree Sparrow 1, Greenfinch 1 and Eurasian Siskin 2. Total = 34. Also 17 controls. 

Ringmerket: Tyrkerdue 2, heipiplerke 1, toppmeis 1, stær 7, gråspurv 19, pilfink 1, grønnfink 1 og grønnsisik 2. Total = 34. Også 17 kontroller. 

Crested Tit (1 cy). Less than annual at the BO, but the few we trap are typically in June when the young birds disperse. Toppmeis 1K.

The new wind-breaker was put up today. It will also shield the pond area from traffic on the passing road. A great improvement to the trapping area!

Observations: Grey-headed Wagtail 1 singing in the fields to the west, European Goldfinch one flew over.

Haavard Husebö and Alf Tore Mjös

søndag 11. juni 2017

Revtangen BO June 10th

Light S-SW, mainly cloudy. Nets open 11-18, netmeter hours approx. 2300. The fields west of the station was harvested today, attracting lots of starlings to the area, and some were caught. 

Ringed: Collared Dove 2 (first juvenile), Redwing 1, Common Starling 22, House Sparrow 25, Tree Sparrow 2, Greenfinch 3. Total = 55. 

Ringmerket: Tyrkerdue 2, rødvingetrost 1, stær 22, gråspurv 25, pilfink 2, grønnfink 3. Total = 55. 

Alf Tore Mjøs

lørdag 10. juni 2017

Revtangen BO June 7th

Promising weather with ESE and cloudy, but very few arriving migrants, perhaps because of bad wather in the SE. Nets open 05.30-12.30, netmeter hours approx. 2400. 

Ringed: Fieldfare 1 (first juvenile), Sedge Warbler 1, Blackcap 1, Willow Warbler 1, Chiffchaff 1, House Sparrow 5, Tree Sparrow 1, Lesser Redpoll 1. Total = 12. Also 12 controls. 

Ringmerket: Gråtrost 1, sivsanger 1, munk 1, løvsanger 1, gransanger 1, gråspurv 5, pilfink 1, brunsisik 1. Total = 12. Også 12 kontroller. 

3 Robinson traps overnight i decent temperatures of  ca. 15 degrees produced 15 moth species, including an influx of 56 Silver Y and an Elephant Hawk-moth.

Alf Tore Mjøs

Revtangen BO June 5th

S-SW breeze, part cloudy. Nets open 06.30-16.30, Netmeter hours approx. 3200.

Ringed: Barn Swallow 2, Redwing 1, Chiffchaff 2, Hooded Crow 1, Greenfinch 4, Eurasian Siskin 2. Total = 12. Also 8 controls.

Ringmerket: Låvesvale 2, rødvingetrost 1, gransanger 2, kråke 1, grønnfink 4, grønnsisik 2. Total = 12. Også 8 kontroller. 

Alf Tore Mjøs

lørdag 3. juni 2017

Revtangen BO June 3rd

Light NNE, cloudy, 12-13 degrees. Nets open 08-19, netemeter hour approx. 3400. 

Ringed: Wood Pigeon 1, Collared Dove 1, Barn Swallow 2, Meadow Pipit 4, Redwing 1, Fieldfare 1, Sedge Warbler 1, Common Whitethroat 1, Willow Warbler 2, Common Starling 5, House Sparrow 10, Chaffinch 3, Greenfinch 2, Common Linnet 3 and Lesser Redpoll 2. Total = 39. Also 17 controls. 

Ringmerket: Ringdue 1, tyrkerdue 1, låvesvale 2, heipiplerke 4, rødvingetrost 1, gråtrost 1, sivsanger 1, tornsanger 1, løvsanger 2, stær 5, gråspurv 10, bokfink 3, grønnfink 2, tornirisk 3 og brunsisik 2.

Alf Tore Mjös