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| Additional Information | Rockhopper Penguins are the smallest of the crested penguins (2.3 - 2.7 kg). Males are larger than females (Merchant and Higgins 1990). Two eggs are laid, although the smaller first egg never produces a chick which will survive to fledging (Warham 1972, St Clair & St Clair 1996). Eggs are laid in November-December and fledging of juveniles occurs in March-April. |
| Diet and Feeding Diet and feeding details |
Rockhopper pengions predominantly eat euphausiids, myctophid fish and squid. They tend to eat more euphausiids and less fish than royal penguins. |
| Habitat Includes realm (e.g. Terrestrial etc) and climatic information (e.g. Boreal); also includes requirements and tolerances; horizontal and vertical distribution; |
Rockhopper penguins are the most widespread of the crested penguins, with a circumpolar distribution in the Antarctic zone. |
Traits
| CCAMLR FishLog Database species identifier CCAMLR FishLog Database species identifier | EVQ |
Species belongs to the following lists - Follow link on List Name to see list of all species.
| Type | List Name | Description | Status | Basis of Record |
| Antarctic-wide | Antarctic Birds | The definite list of Antarctic birds with status on breeding, vagrant or visitor to the region. | Vagrant | Observation |
| Bioregion | Heard Island | includes McDonald Island | Derived (from literature) | |
| Bioregion | Macquarie Island | Derived (from literature) |