General Information | |
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Data owner | Tore Slagsvold/University of Oslo |
Contact | Tore Slagsvold, Department of Biosciences, Univesity of Oslo, P.O. Box 1066, Blindern, N-0316 Oslo, Norway |
Institution | Department of Biosciences, Univesity of Oslo |
Conditions of use/Licence | Agreement with the data owner |
Data available via pipeline | No |
Quality check of the original data | The quality control is considered to be good because the data are mainly entered and proof-read by Slagsvold. |
Study site | |
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Name | Dæli, Norway |
Size (ha) | 12 |
Major site changes | During 2003-18: 13-14 ha; after 2019: 12 ha. |
Latitude | 59°56'N |
Latitude | 10°33'E |
Number of nest boxes (min) | 422 |
Number of nest boxes (max) | 555 |
Vegetation Type | Mixed deciduous and coniferous woodland with a few patches of farm land |
Description of study site | The study area is on a south facing slope and thus the vegetation is rich for its northern latitude |
Species | |
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Species | Great tit, blue tit, coal tit, nuthatch, pied flycatcher |
Start year | 1995 |
End year | NA |
Continuous collection of data | Yes |
Gap years | no |
Longest data collection | 25 |
Parental ID's recorded | Yes. In some years at most nests, in other years few. |
List of basic breeding data collected | For GT and BT: Laying date, clutch size, hatching date, number hatched, number fledged, body mass of nestlings when 15 (14-16) days old |
Description of the protocols for breeding data collection | NA |
Description of the protocols for taking individual level measurements | Using the common methods for: body mass (Pesola spring balances), wing length (maximum, ruler with zero stop), tarsus length (calipers) |
Experimental manipulations | Yes |
Description of experimental manipulations | Cross-fostering between GT and BT |
Predation events recorded | Yes |
How are second clutches recorded? | Based on identity of female |
Catching data | |
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Individual data | Yes |
Type of individual data | For GT and BT: age, immigration status, size (wing, weight, leg, beak); personality scores (only for a few years) |
Feeding data | Yes, for some years (Slagsvold & Wiebe 2011, 2018) |
Type of feeding data | Prey items provided by parents (from video recording) |
Other catching data | Incubation behaviour for a few GT nests; degree of egg covering during the egg-laying period in GT and BT (from 2016-19) |
Roosting checks | No |
Winter ringing | No, but much mist net trapping and ringing of GT and BT in autumn (Sept-Nov) in most years |
Colour rings | Yes |
Tags | No |
Other | No |
Genetic data | |
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Blood samples | GT and BT: for some years |
Feather samples | No |
Other samples | NA |
Samples analysed | Some |
Environmental data | |
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Food availability data | No (only seasonal changes in frass fall) |
Temperature data | The Norwegian Meteorological Institute. Station Blindern may be used (about 15 km from the study area). |
Rainfall data | The Norwegian Meteorological Institute. Station Blindern may be used (about 15 km from the study area). |
Other environmental data | NA |