Cisco Spawning Habitat Assessment
By Great Lakes Restoration Initiative
2018 (approx.)
![Schematic of the diaphragm pump egg sampler](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Cisco%20Spawning%20Habitat%20Assessment%20Pump%20Schematic.png?itok=bzGaJhMr)
Detailed Description
A schematic of the diaphram pump egg sampler that was used to collect egg samples at Thunder Bay, Lake Superior.
Sources/Usage
Public Domain.