Attila Marton

5 Questions 14 Answers 0 Followers

Questions related from Attila Marton

Can you recommend a digital scale with internal memory and a precision of 0.1 or 0.01 g?

Dear all, I am looking for a digital scale to automatize bird mass measurements, and I am curious if any of you have previous good/bad experiences with similar devices. Ideally, I would need some...

08 July 2022 1,230 0 View

How can I calculate minimal sample size for monitoring?

Hello everyone! I have a question from our mammologist group: they counted the number of anthills destroyed by bears on 89 transects (800 m each). They had a huge SD: 23.06, and the mean of...

18 February 2015 4,797 9 View

How can I build a ringing database in QGIS?

I want to make a QGIS database for my ringing activity. I would like to add my ringing data to ringing place points in a way that more individually ringed birds ringed on a specific location (1...

08 March 2014 1,134 1 View

Does anyone know about a case when foster parents desert the nest after the cuckoo chick hatched?

Any literature or personal observation is welcomed.

12 February 2014 302 4 View

How to survey Eagle Owl (Bubo bubo) populations?

I am looking for a survey or census method that can be used to assess the national population of Eagle Owls in Romania. Does anybody know about publications containing methodology for this, or...

02 March 2013 1,164 5 View