ST. JOSEPH RIVER AT BERTRAND, MICH.

ST. JOSEPH RIVER MI USGS

ST. JOSEPH RIVER AT BERTRAND, MICH. (04101400) is a real-time river monitoring station on the ST. JOSEPH RIVER in MI, operated by the U.S. Geological Survey. Riverbot tracks its river conditions, including water level and keeps recent, datum-labelled water-level history for anglers. 22 fish species are associated with this station in public fish records.

USGS site number
04101400
Operated by
U.S. Geological Survey
State
MI
Coordinates
41.7744, -86.2672

Live conditions & history

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Fishing regulations

MI state-wide default default

Default area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.

MI state-wide default default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-11 in America/Detroit

Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Michigan Fishing Regulations before fishing.

Fish recorded near this station

Community observations nearby

St. Joseph River At Bertrand, Mich. has 22 fish species documented via iNaturalist research-grade observations within 10 km. These community-sourced records indicate fish presence in the vicinity.

Species include: Rock Bass (Ambloplites rupestris), Goldfish (Carassius auratus), Mottled Sculpin (Cottus bairdii), Spotfin Shiner (Cyprinella spiloptera), European Carp (Cyprinus carpio), and 17 others.

2 species above are flagged non-native or potentially invasive (Goldfish, European Carp). Records show what has been observed near this station, not what is native to the watershed.

Where these records come from

Evidence
Community observations nearby
Research-grade community observations (iNaturalist) recorded near this station, not a formal survey.
Records
22 species
from 57 individual records
Observed
Sep 9, 2016 – Aug 13, 2026
57 dated records

Sources

🪰 Hatch Calendar

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A month-by-month hatch calendar for this river — which insects are emerging now, hook sizes, and patterns to fish — collected from fly shops and guides who know it.

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