LIST OF ILLUSTEATIONS. 



Frontispiece. Waterfall on the Loch Coulter Burn at the Milneholme 



Hatching-house. 



FIG. PAGE 



1. Plan of the Ponds at Hmcietoun, . . . . . 10 



PACKING THE OVA. 



2. Lead Basin used in packing, section ..... 32 



3. plan . . .32 



4. Operator receiving a Grille of Ova, ..... 33 



5. ,, reversing the Grille, . . . . .33 



6. handing away the Empty Grille, .... 34 



7. Frame for isolating the Ova, ..... 35 



8. ,, ,, section, .... 35 



9. ,, ,, ,, side-view, .... 35 



10. Covering the Ova with Swan's Down, .... 37 



11. Laying the Ova in the Tray, ..... 37 



12. Tray in which Ova are packed, . . . . .40 



13. section, 40 



14. Plan of Ova Packing-case, with the Lid detached, . . . 41 



15. Elevation of Ova Packing-case, with part of the Side removed, 



showing the Ova in position, . . . . .41 



16. Elevation of Foreign Packing-case for Ova, with part of the Side 



removed, showing the Ice-tray and the Ova in position, . 42 



17. Top view of ditto, with Lid open, ..... 42 



18. Moss-felting Machine, section, ..... 43 



19. ,, top view, 43 



FEEDING THE FRY. 



20. Fry Feeding-spoon, section, ...... 63 



21. plan, . 63 



22. The Short Feeding-spoon, . . 64 



23. The Long-handled Feeding-spoon, . 72 



24. A Feeding-pail, ... ... 74 



b 



