Ichthyology, Aquatic Ecology, Conservation Biology
A century-old bigmouth buffalo
Precision & Accuracy

Age analysis of fishes using otoliths (“earstones”): thin-sectioned otoliths and bomb radiocarbon age validation.
Focus

Understanding the life histories of the underappreciated species in our midst.
Publications
- Communications Biology (2019): Bigmouth Buffalo Ictiobus cyprinellus sets freshwater teleost record as improved age analysis reveals centenarian longevity
- North American Journal of Fisheries Management (2019). Otolith‐based age estimates of Alligator Gar assessed using bomb radiocarbon dating to greater than 60 years.
Publicity
A Research Team

Contact
alackman@d.umn.edu
meclark@d.umn.edu
Specialties
Fish aging, longevity, age validation, fisheries, population biology, aquatic ecology, life history