Table 1.
Summary of cetaceans examined for the presence of bubbles by ultrasound, computer tomography, necropsy and histopathology. Species: La, white sided dolphin (Lagenorhynchus acutus); Dd, short beaked common dolphin (Delphinus delphis); Tt, bottlenose dolphin (Tursiops truncatus). History: B, bycaught; D, stranded dead; E, euthanased; L, ultrasound alive on beach; P, ultrasound post mortem; N, live net restraint, examined on deck and released; R, relocated and released after live stranding; M, mass stranded; S, single stranded; C, CT scanned; X, no sample. Bubbles detected: NO, none seen; LK, left kidney; RK, right kidney; LV, liver; LE, left eye; RE, right eye; MM, muscle; ME, meninges; VC, vena cava; DI, diaphragm; CO, colonic mucosa; LN, lymph node; EC, epicardium; SC, spinal canal; HE, heart; SD, subdermal.
| bubbles detected by: | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| date | ID | Sp. | total length (cm) | sex | history code | ultrasound | computer tomography | gross necropsy | histopathology |
| bycatch | |||||||||
| 5 Feb 2009 | DO8481 | La | 195 | M | B | LK RK LE RE MM | LK RK LE RE MM | LK MS RM MM LV PA | X |
| 27 May 2009 | DO6689 | Dd | 135 | M | B | LK RK LE RE MM | X | LK RK | LN CO |
| 17 June 2009 | DO8155 | La | 230 | M | B | LE MM | X | EC LV LK | LN CO |
| mass stranding | |||||||||
| 22 Jan 2009 | CCSN08-206 | Dd | 219 | F | M D P | LK RK | ME SC MM LV SD LK RK | NO | X |
| 5 Mar 2010 | IFAW10-069 | Dd | 176 | F | M L E C | LK RK | ME MM SC HE SD LK RK | ME LK RK | NO |
| 3 Dec 2009 | IFAW09-191 | Dd | 218 | M | M L E | LK RK | MM HE SC LK RK SD | LK RK MM | NO |
| 12 Dec 2009 | IFAW09-200 | Dd | 240 | M | M L E | LK RK | X | LK RK VC ME | NO |
| 12 Dec 2009 | IFAW09-201 | Dd | 214 | M | M L E | LK RK | X | LK ME DI | DI |
| 26 Mar 2010 | IFAW10-113 | La | 272 | M | M L R D | LK RK | X | LK RK | NO |
| 3 Feb 2009 | IFAW09-012 | Dd | 187 | M | M L R | LK RK | X | X | X |
| 3 Feb 2009 | IFAW09-013 | Dd | 192 | F | M L R | LK RK | X | X | X |
| 3 Feb 2009 | IFAW09-014 | Dd | 183 | F | M L R | LK RK | X | X | X |
| 3 Feb 2009 | IFAW09-015 | Dd | 170 | F | M L R | LK RK | X | X | X |
| 21 Apr 2009 | IFAW09-97 | La | 267 | M | M L R | LK RK LV | X | X | X |
| 3 Dec 2009 | IFAW09-192 | Dd | 210 | M | M L R | LK RK | X | X | X |
| 26 Mar 2010 | IFAW10-116 | La | 205 | F | M L R | LK RK | X | X | X |
| 26 Mar 2010 | IFAW10-114 | La | 238 | F | M L R | LK RK | X | X | X |
| 26 Mar 2010 | IFAW10-115 | La | 251 | M | M L R | LK RK | X | X | X |
| 26 Mar 2010 | IFAW10-112 | La | 218 | F | M L R | LK RK | X | X | X |
| 12 Mar 2010 | IFAW10-091 | La | 205 | F | M L R | LK RK | X | X | X |
| 12 Mar 2010 | IFAW10-092 | La | 213 | M | M L R | LK RK | X | X | X |
| 3 Dec 2010 | IFAW10-238 | Dd | 195 | F | M L R | LK RK | X | X | X |
| single stranding | |||||||||
| 11 Dec 2009 | IFAW09-199 | Dd | 215 | M | S R E P | LK RK | X | LK RK | NO |
| 16 Dec 2009 | IFAW09-209 | Dd | 230 | M | S D P | LK RK | X | RK | NO |
| 29 Jan 2010 | IFAW10-018 | Dd | 218 | M | S L E | LK RK | MM LK RK | LK RK ME | NO |
| live restraint | |||||||||
| 18 May 2010 | 227 | Tt | 225 | F | N | NO | X | X | X |
| 19 May 2010 | 54 | Tt | 245 | F | N | NO | X | X | X |
| 19 May 2010 | 229 | Tt | 180 | F | N | NO | X | X | X |
| 19 May 2010 | 258 | Tt | 254 | M | N | NO | X | X | X |
| 20 May 2010 | 231 | Tt | 249 | F | N | NO | X | X | X |
| 21 May 2010 | 211 | Tt | 231 | F | N | NO | X | X | X |
| 16 May 2011 | 262 | Tt | 218 | M | N | NO | X | X | X |
| 16 May 2011 | 264 | Tt | 209 | M | N | NO | X | X | X |
| 16 May 2011 | 266 | Tt | 214 | M | N | NO | X | X | X |
| 17 May 2011 | 127 | Tt | 253 | F | N | NO | X | X | X |
| 17 May 2011 | 193 | Tt | 250 | F | N | NO | X | X | X |
| 18 May 2011 | 268 | Tt | 266 | M | N | NO | X | X | X |
| 18 May 2011 | 198 | Tt | 267 | M | N | NO | X | X | X |
| 18 May 2011 | 133 | Tt | 239 | F | N | NO | X | X | X |
| 18 May 2011 | 10 | Tt | 259 | M | N | NO | X | X | X |
| 19 May 2011 | 227 | Tt | 234 | F | N | NO | X | X | X |
| 19 May 2011 | 250 | Tt | 214 | M | N | NO | X | X | X |
| 19 May 2011 | 90 | Tt | 259 | F | N | NO | X | X | X |
| 19 May 2011 | 270 | Tt | 190 | M | N | NO | X | X | X |
| 19 May 2011 | 246 | Tt | 233 | M | N | NO | X | X | X |