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Welcome to the website for the Multistate Aquatic Resources Information System (MARIS). Here you can access our interactive fisheries database for states participating in the MARIS project, find out about the MARIS initiative, and link to participants and related sites.

Database Status
State
Lake Data
Stream Data
Lake Date Range
Streams Date Range
Illinois
10/5/1981 10/26/2002 7/6/1999 9/17/2003
Iowa
Maryland
Michigan
8/9/1968 11/8/2005
Minnesota
New Jersey
New York
Ohio
10/6/1987 4/12/1996
Pennsylvania
3/15/1977 5/2/2007 10/16/1975 4/10/2007
Wisconsin
9/16/1958 6/20/2006
Wyoming
8/18/1900 11/15/2001
US Fish and Wildlife Service NRCS
USFS Logo
USGS Logo
AFS Header
AFS

Email comments & suggestions to webmaster
The MARIS project @ the University of Illinois GMS Lab

NOTICE:
The MARIS project is a prototype.
Data included in the databases are real, but may not be complete.
Contact the appropriate state database
contact before using this data.

Last updated: January 29, 2008