Trace #154: Black Bank Sink (Ribblehead)

Locations

Injection Point Black Bank Sink

[SD781804]
Detection Point Far Gearstones Rising

[SD782801]

Methodoloy

Tracer Fluorescein
Quantity
Detection Method Visual

Results

Time
Distance
Average Velocity
Depth

Test Details

Date 01/11/1976
Notes
Test credit
References Nichols, A. and Shackleton, R. 1977.Ribblehead 1976. Cambridge Underground 2:5-15

Map