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DATE: March 14th, 2026
LOCATION: 2 Miles Upstream from Mouth of Susquehanna River
OBSERVATION/SPECIES: Corbicula (Asian Clam)
TOLERANCE LEVEL: Tolerant
NOTES: Found in water both halves attached but not alive (INVASIVE SPECIES)
DATE: March 21th, 2026
LOCATION: 2 Miles Upstream from Mouth of Susquehanna River
OBSERVATION/SPECIES: Rusty Crayfish
TOLERANCE LEVEL: Tolerant
NOTES: (INVASIVE SPECIES)
DATE: March 21th, 2026
LOCATION: 2 Miles Upstream from Mouth of Susquehanna River
OBSERVATION/SPECIES: Freshwater Scud (Amphipod)
TOLERANCE LEVEL: Moderate
NOTES: Native amphipod, contributes to nutrient cycling and serves as food for fish.
DATE: March 21th, 2026
LOCATION: 2 Miles Upstream from Mouth of Susquehanna River
OBSERVATION/SPECIES: Firefly Larva (Glowworm)
TOLERANCE LEVEL: Moderate to Sensitive
NOTES: Indicates healthy, moist soil and a functional riparian food web. These predatory larvae are vital for controlling gastropod (snail/slug) populations near the creek.
DATE: March 21th, 2026
LOCATION: 2 Miles Upstream from Mouth of Susquehanna River
OBSERVATION/SPECIES: Crane Fly Larva (Family: Tipulidae)
TOLERANCE LEVEL: Moderate
NOTES: Known as "Leatherjackets." Essential shredders that process leaf litter. Their presence indicates a functional base for the aquatic food web.
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