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Questions related from Oleksandr Kovalchuk
Please send me the link on distribution map of Brown trout (Salmo trutta) and other related species, native for the Europe and Asia.
02 February 2016 7,249 12 View
Dear colleagues! I will be very thankful for sending the photo(-s) of subopercular bone, as well as other cranial bones and pectoral spine of Huso huso.
02 February 2016 4,005 3 View
I will be very thankful to anyone who can send such a photo to me. It would be great to have an assembled (mounted) skeleton of this species.
01 January 2016 2,162 4 View
These remains are derived from the Pliocene strata of Southeastern Europe. They regarded earlier as isolated pharyngeal teeth of Mylopharyngodon. However, I think that these remains may be...
11 November 2015 3,618 4 View
Now I'm working on catfish remains from the late Miocene and Pliocene strata of Ukraine. Most of them belongs to the genus Silurus. However, in some cases I can not distinguish it at the species...
09 September 2015 1,611 4 View
Dear all, I will be very grateful for sending photos or images, illustrating opercular bones of Hucho hucho and Hucho taimen. Maybe, these images were presented elsewhere in publications?
04 April 2015 5,521 3 View
Can you help me with pharyngeal tooth measurements of representatives of the Scardinius genus (S. acarnanicus, S. graecus, S. dergle, S. knezevici, S. plotizza, S. racovitzai, S. scardafa, and S....
05 May 2014 3,189 2 View
Can somebody recommend me a study in which LGM climate of Anatolia and European Thrace are compared? And, as well, after-LGM climate and, as well, vegetation?
01 January 1970 2,238 5 View
I'm very interested to obtain information about current state and further development of freshwater aquaculture (trends, topics, main problems, etc.). I will be very thankful for any ideas...
01 January 1970 10,007 26 View
Conferences and other scientific meetings (especially international ones) are often an expensive pleasure, in particular for researchers without any grants. Is it so necessary to take part in such...
01 January 1970 7,014 13 View