Monocacy Creek at Bethlehem, PA
Monocacy Creek PA USGS
Monocacy Creek at Bethlehem, PA (01452500) is a real-time streamflow monitoring station on the Monocacy Creek in PA, operated by the U.S. Geological Survey. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 23 fish species are associated with this station in public fish records.
- USGS site number
- 01452500
- Agency
- USGS
- State
- PA
- Coordinates
- 40.6412, -75.3793
Live conditions & history
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Fish recorded near this station
Community observations nearbyMonocacy Creek at Bethlehem, PA has 23 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), Fourspine Stickleback (Apeltes quadracus), White Sucker (Catostomus commersonii), European Carp (Cyprinus carpio), Chain Pickerel (Esox niger), and 18 others.
- Rock Bass Ambloplites rupestris
- Fourspine Stickleback Apeltes quadracus
- White Sucker Catostomus commersonii
- European Carp Cyprinus carpio non-native
- Chain Pickerel Esox niger
- Cutlip Minnow Exoglossum maxillingua
- Common Sunfishes Lepomis
- Redbreast Sunfish Lepomis auritus
- Green Sunfish Lepomis cyanellus
- Pumpkinseed Lepomis gibbosus
- Pumpkinseed × Green Sunfish Lepomis gibbosus × cyanellus
- Bluegill Lepomis macrochirus
- Common Shiner Luxilus cornutus
- Smallmouth Bass Micropterus dolomieu
- Largemouth Bass Micropterus nigricans
- Golden Shiner Notemigonus crysoleucas
- Rainbow Trout Oncorhynchus mykiss
- Yellow Perch Perca flavescens
- Black Crappie Pomoxis nigromaculatus
- Eastern Blacknose Dace Rhinichthys atratulus
- Brown Trout Salmo trutta
- Brook Trout Salvelinus fontinalis
- Fallfish Semotilus corporalis
One species above is flagged non-native or potentially invasive (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
- 23 species
- from 112 individual records
- Observed
- Apr 12, 2007 – Jul 12, 2026
- 112 dated records
Sources
- iNaturalist research-grade fish observations — 112 records
🪰 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.