Dossier
Duluth-Superior Harbor
Coverage of Duluth-Superior Harbor in the Nexus archive.
- Bloody red shrimp found in Lake Superior; invader now in all 5 Great Lakes
Bloody red shrimp, an invasive species, have been found in Lake Superior and are now present in all five Great Lakes. Researchers are using nets and traps to monitor the shrimp in Duluth-Superior Harbor.