Fig. 1 

Otoliths of various fish species recovered from the site Al-Khidr in 2006.

Fig. 2 

Sea-catfish otoliths (black ones were burned).

Fig. 3 

Thin section of sea-catfish otolith (green points refer to annul rings).

Fig. 4 

Embedding otoliths.

Fig. 5 

Fish Ageing Laboratory, KISR

Fig. 6 

Study of modern-day sea catfish.

Fig. 7 

Ready for sectioning.

Fig. 8 

Cutting was time consuming process requiring precise work.