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Whale & dolphin Strandings in Devon & Cornwall - UK |
Cetacean Research Southwest (CRS) Dedicated to the rehabilitation and pathology of stranded cetaceans around the coast of the UK |
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Dolphin Stranding at Seaton in South East Cornwall Additional information/photographs accompanying form: CWT_Cetacean_ Stranding_Recording_Form_2005 Date: 31/03/2006 (b) Recovered: SX 303 544 Species: Common dolphin (Delphinus delphis) Sex: Female Length: 1.92 m Weight: 80.5 kg Liver: 2.15 kg Stomach: 9 Dragonets (Callionymus spp) 25 cm length (aprox) Parasites: Parasitic worms found in bronchial passages of lungs
Condition: Eye missing and damage to soft tissue on right side of the head (probably scavengers) (Figure 2), shallow cut in flank (Figure 3). Abrasions on the leading edge of the tail (Figure 4). Broken teeth (no. 158 to 161) in lower jaw (Figures 5), slight abrasion on the tongue level with broken teeth (Figure 6). Rake marks in the flank (Figures 7 and 8).
Carcass c. 4 days post mortem Cause of death: Possibly bycatch (indicated by the broken teeth and rake marks) Animal known to have fed well before death Samples collected: Inner ears for ongoing hearing research Fish otoliths found in the stomach contents for species ID Parasites collected for NHM
Figure 1. The female common dolphin stranded on Seaton beach
Figure 2. Right side of the head showing damage thought to be caused by scavengers
Figure 3. Cut in flank behind and below the dorsal fin
Figure 4. Abrasions on the leading edge of the tail
Figure 5. Broken teeth (no. 158 to 161) in lower jaw, slight abrasion on the tongue
Figure 6. Close up of broken teeth no. 158 to 161 in lower jaw and abrasion on tongue
Figure 7. Rake marks on the flank
Figure 8. Rake marks on the upper flank between the head and dorsal fin
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