pallid sturgeon embryo
By Columbia Environmental Research Center
2019 (approx.)
Detailed Description
A 1-day post-hatch (top) and 5-day post-hatch (bottom) pallid sturgeon free-embryo. Free embryos can grow nearly one millimeter per day depending on water temperature with about 4% surviving through downstream dispersal to reach interception and rearing habitats.
Sources/Usage
Public Domain.