Current: 

• Managing and restoring aquatic ecological corridors for migratory fish species in the Danube River Basin – MEASURES;
• The European Aquatic Animal Tracking Network (COST Action CA18102);
• Comparative ecology of selected invasive fish species in Slovakia and Serbia in respect with climat change and human disturbance (2019-2021) – Serbian – Slovak joint research project, Institute for multidisciplinary research, University of Belgrade and Centrum biológie rastlin a biodiverzity SAV.

Past:

• Fishes as water quality indicators in open waters of Serbia (OI173045);
• Monitoring and Modeling of Rivers and Reservoirs (MORE) – Physical, Chemical, Biological and Morphodynamic Parameters (TR37009);
• Obtaining data and other services in order to continue the establishment of the ecological network in the Republic of Serbia (JNOP 01/ 2018);
• Obtaining data and other services in order to establish the ecological network of the European Union Natura 2000 as part of the ecological network of the Republic of Serbia (JNOP 02/ 2018);
• Obtaining data and other services in order to continue making red lists of individual groups of organisms of flora, fauna and fungi in the Republic of Serbia (JNOP 03/ 2018);
• Operational monitoring of surface and groundwater of the Republic of Serbia – Lot 1 – Operational monitoring of surface waters (2017 – 2018);
• A study on the presence of European eel in the fishing waters of the Republic of Serbia (2018).

1. Nikolić, D., Skorić, S., Mićković, B., Nikčević, M., Smederevac-Lalić, M., & Djikanović, V. (2022). Accumulation of 25 elements in gills, liver, gonads, and muscle of European chub (Squalius cephalus), Cactus roach (Rutilus virgo), and pikeperch (Sander lucioperca) from Zlatar reservoir (Serbia). Environmental Science and Pollution Research, 1-10. https://doi.org/10.1007/s11356-022-19472-9
2. Nikolić, D., Skorić, S., Poleksić, V., & Rašković, B. (2021). Sex-specific elemental accumulation and histopathology of pikeperch (Sander lucioperca) from Garaši reservoir (Serbia) with human health risk assessment. Environmental Science and Pollution Research, 28(38), 53700-53711. https://doi.org/10.1007/s11356-021-14526-w
3. Nikolić, D., Skorić, S., Janković, S., Hegediš, A., & Djikanović, V. (2021). Age-specific accumulation of toxic metal (loid) s in northern pike (Esox lucius) juveniles. Environmental Monitoring and Assessment, 193(4), 1-10. https://doi.org/10.1007/s10661-021-09004-2
4. Nikolić, D., Skorić, S., Cvijanović, G., Jaćimović, M., Đikanović, V., & Mićković, B. (2021). Morphometric and meristic characteristics of the Amur sleeper (Perccottus glenii) from the Danube River drainage channel. Archives of Biological Sciences, 73(3), 381-388. https://doi.org/10.2298/ABS210413031N
5. Nikolić, D., Skorić, S. B., Đikanović, V., Mićković, B. B., Hegediš, A., Lenhardt, M., & Krpo-Ćetković, J. (2020). Toxic elements in water and sediment from six reservoirs in Serbia. Water Research and Management, 10(1-2), 13-18.
6. Nikolić D., Skorić S., Rašković B., Lenhardt M., Krpo-Ćetković J. (2020). Impact of reservoir properties on elemental accumulation and histopathology of European perch (Perca fluviatilis). Chemosphere, 244, 125503. https://doi.org/10.1016/j.chemosphere.2019.125503
7. Nikolić D., Skorić S., Lenhardt M., Hegediš A., Krpo-Ćetković, J. (2020). Risk assessment of using fish from different types of reservoirs as human food – A study on European perch (Perca fluviatilis). Environmental Pollution, 113586. https://doi.org/10.1016/j.envpol.2019.-113586
8. Smederevac-Lalić M., Regner S., Lenhardt M., Nikolić D., Cvijanović G., Jaćimović M., Hegediš A. (2019). Review of allochthonous fish species with the marine origin in Serbian freshwater system. Studia Marina, 32 (1): 33-46.
9. Skorić S., Mićković B., Nikolić D., Hegediš A., Cvijanović G. (2017). A Weight-length Relationship of the Amur Sleeper (Perccottus glenii Dybowski, 1877) (Odontobutidae) in the Danube River Drainage Canal, Serbia. Acta Zoologica Bulgarica, 9: 155-159.