* Habitat loss: The destruction of little blue penguin habitat is a major threat to the species. This can be caused by a variety of factors, including coastal development, pollution, and climate change.
* Disease: Little blue penguins are susceptible to a number of diseases, including avian cholera, aspergillosis, and coccidiosis.
* Human interference: Little blue penguins can be disturbed by human activities, such as boating, fishing, and swimming. This can lead to stress, injury, and even death.