Big Amu Darya Shovelnose Sturgeon (Pseudoscaphirhynchus kaufmanni)
Small narrow snout (dwarf) form
https://life-on-earth.ru/amu-darya-and-syr-darya-shovelnose-sturgeons/amu-darya-shovelnose-sturgeons-pseudoscaphirhynchus-nukus-balyk-hatchery-brood-stock-data-base/2-uncategorised/117-pseudoscaphirhynchus-kaufmanni-nukus-balyk-hatchery-brood-stock-inaturalist-278887499#sigProId8d3cfcdffa
The first 8 photos were taken on 14.04.2025
The next 7 photos were taken on 04.04.2026
a morphplogical form of P. kaufmanni - small narrow snout (dwarf) form with very short filament on its tail
iNaturalist link:
https://www.inaturalist.org/observations/278887499
Microchip implant 900263004-531347
Implanted 04.04.2026
Origin:The Amu Darya river, town of Khanka area (Khorezm province, Uzbekistan); 14.04.2025; weight 77,3 g
The weight data may not be correct before 04.04.2026 due to scales lapse that were not properly checked.
Ultra sound screening with AcuVista VT880a portable water proof ultra sound scanner:
Date: 04.04.2026
Result: female with mature eggs (the 4 th stage)
Weight on 04.04.2026 - 75 g
Videos of ultra sound screening on 04.04.2026: