Number of publications per year featuring otolith shape (Web of Science, search on 17 September 2020, search term: otolith shape OR otolith morphometry (black bar), and otolith shape OR otolith morphometry AND stock discrimination OR stock delineation OR stock deciphering (grey bar)). Lines indicate the trends and results were not cross-checked.

 
 
  Part of: Nazir A, Khan MA (2021) Using otoliths for fish stock discrimination: status and challenges. Acta Ichthyologica et Piscatoria 51(2): 199-218. https://doi.org/10.3897/aiep.51.64166