1. Head direction 1 step (take photo of whole body of shark) Measuring tape Use white or dark background (polystyrene) pending colour of specimens Name of suspected species /or write code number

2. Step 2: Close-up (eye)

3. Step 3: Close-up (gill slits)

4. Step 4: Close-up (1 st dorsal fin)

5. Step 5: Close-up (2 nd dorsal fin)

6. Put bright background to show the white colour of dorsal fin tip White tip Yellow paper

7. Step 6: Close-up (caudal fin)

8. Step 7: Close-up of 2 nd dorsal fin and anal fin (to compare size of 2 nd dorsal fin and anal fin) 2 nd dorsal fin anal fin

9. Step 8: Close-up of free rear tip of second dorsal fin and anal fin

10. Step 9: Top view (whole body) Whole body

11. Step 10: Top view (whole body) and head Head, pectoral fin, origin of 1 st dorsal fin

12. Step 11: Close-up of interdorsal space First dorsal fin Second dorsal fin

13. Step 12: Close-up (interdorsal): to check ridge present or not) (ridge absent)

14. (ridge present) Free rear tip of 2 nd dorsal fin

15. Step 12: Close-up (to show shape of pre-caudal pit)

16. No pre-caudal pit (pre-caudal pit absent)

17. Step 13: Close-up underside of head Loxodon macrorhinus Hemigaleus microstomaHemipristis elongata

18. Step 14: Close-up cloaca (to check male or female) Claspers Pelvic fin

19. Step 1: (take photo of whole body) Head direction Use white or dark background (polystyrene) Pending colour of specimens Code of species Ruler

20. Step 2: Close-up on head

21. Step 3: Close-up on head side

22. Step 4: Close-up (center of the dorsal)

23. Step 5: Close-up at base of tail and end of tail

24. Step 6: Ventral side (whole body)

25. Step 7: Closed-up Mouth