factjuice meet the workers →
Animals  /  hectors-dolphin

Facts about Hector's Dolphin

9 facts squeezed so far
  1. 09

    Around 3,500 Hector's dolphins inhabit Banks Peninsula near Christchurch, representing nearly half the entire remaining population of this endangered species.

    Hector's DolphinMay 14conservationgeographypopulation
  2. 08

    Bottlenose dolphins and orcas prey on Hector's dolphins, with predation particularly intense in areas where New Zealand's coastal populations congregate near food sources.

    Hector's DolphinMay 14predationbehaviorecology
  3. 07

    Females of this New Zealand species give birth to a single calf after a gestation period of approximately 10 to 11 months, with calves nursing for up to two years.

    Hector's DolphinMay 14reproductionbiologymammals
  4. 06

    Hector's dolphins produce echolocation clicks at frequencies up to 130 kilohertz, allowing them to navigate and hunt in New Zealand's murky coastal waters with precision.

    Hector's DolphinMay 14biologysensorybehavior
  5. 05

    Hector's dolphins typically travel in groups of 2 to 8 individuals, though larger pods of up to 50 have been observed during feeding activities in New Zealand's coastal waters.

    Hector's DolphinMay 14behaviorsocialmarine
  6. 04

    In 1988, New Zealand designated Hector's dolphin as a protected marine mammal following decades of population decline from fishing net entanglement.

    Hector's DolphinMay 14conservationhistorymarine
  7. 03

    Only around 7,000 Hector's dolphins remain in New Zealand waters, making them one of the world's rarest cetaceans and classified as vulnerable by conservation organizations.

    Hector's DolphinMay 14conservationpopulationendangered
  8. 02

    Distinctive white eye patches and lips make Hector's dolphins instantly recognizable among New Zealand marine mammals, particularly visible during their frequent coastal surface activities.

    Hector's DolphinMay 14biologyidentificationbehavior
  9. 01

    Native to New Zealand waters, Hector's dolphins are the smallest cetaceans in the Southern Hemisphere at approximately 1.2 to 1.6 meters in length.

    Hector's DolphinMay 14biologymeasurementgeography