CONTENTS.

Page

Present conditions 3

The mussel industry 3

Depletion of the resources 4

The interests of the community 5

Artificial propagation of mussels by the Government 7

Establishment of propagation 7

Results dependent upon protection 8

Protection 9

Essential considerations for effective legislation 9

Examination of protective measures 10

Two measures for immediate application 10

Measures not suited to existing conditions 10

Size limit--necessity and application 12

Exhaustive nature of the fishery 12

Waste illustrated 13

Size limit in relation to economy 15

Reasons for the proposed 2-inch limit 16

Details essential to effective legislation 17

Closed regions--necessity and application 18

Injury to spawning mussels and to young 18

Considerations determining size of closed regions 19

Practicable division of river systems illustrated 20

Procedure for establishing closed regions 21

Enforcement of the law 22

Summary of recommended legislation 23

The Protection of Fresh-Water Mussels · 第 5 / 32 题