Open main menu
Home
Random
Log in
Settings
About geokb
Disclaimers
geokb
Search
(Q47018)
Language
Watch
Statements
instance of
person
0 references
employer
United States Geological Survey
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/todd-johnson
is affiliated with
Upper Midwest Environmental Sciences Center
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/todd-johnson
occupation
biologist
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/todd-johnson
email address
mailto:tajohnson@usgs.gov
point in time
12 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/todd-johnson
ORCID iD
0000-0003-2152-8528
point in time
30 January 2024
status code
200
last update
23 May 2024
retrieved
23 May 2024
1 reference
reference URL
https://www.usgs.gov/staff-profiles/todd-johnson
official website
https://www.usgs.gov/staff-profiles/todd-johnson
retrieved
18 September 2024
status code
200
last update
21 September 2024
0 references
OpenAlex ID
A5051844970
retrieved
23 May 2024
last update
18 May 2024
0 references
knows about
Marine Biodiversity and Ecosystem Functioning
point in time
18 May 2024
prevalence
1
1 reference
reference URL
https://openalex.org/A5051844970
Impacts of Crayfish Invasions on Freshwater Ecosystems
point in time
18 May 2024
prevalence
1
1 reference
reference URL
https://openalex.org/A5051844970