Links to a few helpful and relevant rowing sites:

Rowinglist - Provides a complete guide to all major UK rowing sites including all UK clubs, clothing supliers, manufacturers and other useful resources.

Southsea Rowing Club
Concept 2 Pace Calculator
ARA
Rowing UK
World of Rowing
Concept 2 Ergos
Natures Images - Rowing Photo's

Rowing Clothing:

Godfrey Sports
Powerhouse Rowing
JL Sports
Wiggle