THE TWEED FOUNDATION

APPENDICES

(Only written material, maps and diagrams are included in these appendices : there are no tables of data)

Appendix 1 RTC Policies & Codes

1.1 Biodiversity Policy

1.2  Interim Policy Statement on Fish Stocking in the Inland Waters of the River Tweed District

1.3  Disinfection Against Gyrodactylus salaris

1.4  Tweed Angling Codes for:

 ( a ) Salmon and Sea-trout

 ( b ) Grayling

 ( c ) Trout

Appendix 2 The Environment

2.1 Water Quality

2.2 Pollutions & Fish Kills

2.3 Flash Floods

2.4 Water Abstraction

2.5 Water Temperatures

2.6 Alien Species

Appendix A Stock Structure of Tweed Fish Species

A1:  Evidences for different stocks of Salmon

A2:  Evidences for different stocks of Sea-trout

A3:  Evidences for genetic diversity of Brown-trout

A4: New Populations – Recolonisations after removal of obstacles

A5: Temperature barriers to migrating fish.

Appendix B Habitat Quality and Quantity

B1:   a Habitat  Background and History

 b Habitat Surveys

B2: Habitat Prioritisation Criteria

B3: Habitat Quantity (Barriers to Fish Migration)

B4: Habitat Quality

 b Habitat Surveys c Habitat Works Policy and Prioritisatio

Appendix C Juvenile Stocks

C1:  Electric-fishing

C2: Smolt traps

C3: Predation on Juveniles

Appendix D Fishery Records

D1:  Salmon & Sea-trout Net Fishery Records

D2:  Salmon & Sea-trout Rod Fishery Records

D3: Brown-trout Fishing Records

 1 Published Books

 2 Angling Diaries

 3 Club Competition Records

D4: Grayling Catch Records

Appendix E Exploitation Rates and the Impacts of Fisheries on Stocks

E1: Impacts of Salmon and Sea-trout Net Fishery

E2: Impacts of Salmon and Sea-trout Rod Fishery

Appendix F Adult Stocks and Population Models

F1:  Adult Counts and Fry Surveys

F2:  Trout Spawning Burn Traps

F3:  Medium-sized Channel Electric-fishing

F4:  Large Channel Netting

F5: Predation on Adults

Database I  Scale Reading Data & Analyses