TCBIG BASS
THERMOCLINE
LAKE PROFILE / JUL 31

FRESHWATER FIELD ATLAS / TRANSECT C

FIND THE
INVISIBLE
SHORE.

Warm water floats above cold. Somewhere between them, a bass holds at one exact temperature. Lower the probe and match its pace.Descend through the profile ↓

FOUR LIMNOLOGY TRANSECTS

Temperature is the map.

STATION 00 / 04DROPS 000BEST
EPILIMNION
THERMOCLINE
HYPOLIMNION
—°C
0 M25 M50 M75 M100 M

FIELD METHOD 07

Do not fish the surface. Fish the boundary.

22°

WARM CAP

The upper lake changes quickly and carries the least stable signal.

14°

BREAK LINE

A small movement can cross several degrees inside the narrow middle band.

08°

COLD BASIN

Deep water changes slowly; pace matters as much as final depth.

TRANSECT C COMPLETE