1 August 2024 - 31 July 2025
This is a summary of reported Hector's or Māui dolphin incidents during the period 1 August 2024 - 31 July 2025
ID Date observed Sex Age class Location Popn or species Obs type Necropsy status Possible cause of death Pathology report
H335 6542 13 Aug 2024 Female Adult Ashley Rivermouth, Chch ECSI Beachcast Complete Natural causes - disease (severe pneumonia) H335 FINAL (PDF, 25K)
H336 6543 Aug 2024 Female Adult Pegasus Bay ECSI Entanglement - trawl None Entanglement NA
H337 6544 28 Aug 2024 Female Adult Spencer Park, Chch ECSI Beachcast Complete Natural causes - disease H337 FINAL (PDF, 31K)
H338 6547 Nov 2024 Female Adult Kaikoura ECSI Entanglement - set net Complete Known bycatch (pregnant) H338 FINAL (PDF, 24k)
H339 6548 Nov 2024 Female Subadult Kaikoura ECSI Entanglement - set net Complete Known bycatch H339 FINAL (PDF, 23K)
H340 6552 23/11/2024 Female Neonate Karamea WCSI Beachcast Complete Natural causes - maternal separation H340 FINAL (PDF, 24K)
H341 6553 23/11/2024 Female Neonate Karamea WCSI Beachcast Complete Natural causes - maternal separation H341 FINAL (PDF, 24K)
H342 6549 21/12/2024 Male Neonate Christchurch ECSI Stranding Complete 1. Euthanised 2. Natural causes - maternal separation H342 (PDF, 24K)
H343 6550 21/12/2024 Female Calf Christchurch ECSI Beachcast Complete Natural causes - maternal separation H343 (PDF, 23K)
H344 6551 24/12/2024 Female Adult Kaikoura ECSI Beachcast Complete Possible bycatch H344 (PDF, 24K)
H345 6545  Jan 2025 Female Adult Timaru ECSI Entanglement - trawl Complete Known bycatch H345 (PDF, 23K)
6554 10/01/2025 Male Adult Invercargill SCSI Beachcast NA - decomposed Unknown NA
H346 6557 Feb 2025 TBD TBD Invercargill SCSI Entanglement - trawl Pending    
6555 06/03/2025 Unk Calf Lyttleton ECSI Floating at sea NA - returned to sea Unknown NA
H347 6558 10/03/2025 Female Adult Big Bay WCSI Beachcast Complete Natural causes - disease H347 FINAL (PDF, 27K)
6546* Dec 2024 Unk Unk Timaru ECSI Entanglement - set net NA - returned to sea Entanglement NA
7075 Jul 2025 Unk Unk Greymouth WCSI Entanglement - trawl  NA - returned to sea Entanglement NA

*Due to an oversight, this incident was missed from the online tables at the time and added in April 2025. It was, however, included in  the spreadsheet for the Feb quarterly update.