Animalia > Chordata > Aves > Procellariiformes > Procellariidae > Procellaria > Procellaria aequinoctialis
 

Procellaria aequinoctialis (White-chinned Petrel)

Synonyms: Procellaria aequinoctialis aequinoctialis

Wikipedia Abstract

The white-chinned petrel or Cape hen, Procellaria aequinoctialis, is a large shearwater in the family Procellariidae. It ranges around the Southern Ocean as far north as southern Australia, Peru and Namibia, and breeds colonially on scattered islands.
View Wikipedia Record: Procellaria aequinoctialis

EDGE Analysis

Uniqueness Scale: Similiar (0) 
11
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
53
 Unique & Vulnerable (100)
ED Score: 8.96559
EDGE Score: 3.68543

Attributes

Adult Weight [1]  2.43 lbs (1.10 kg)
Birth Weight [2]  120 grams
Diet [3]  Carnivore (Invertebrates), Piscivore
Diet - Fish [3]  30 %
Diet - Invertibrates [3]  70 %
Forages - Water Surface [3]  50 %
Forages - Underwater [3]  50 %
Clutch Size [2]  1
Incubation [4]  59 days
Migration [5]  Interoceanic
Wing Span [6]  4.6 feet (1.4 m)

Ecoregions

Name Countries Ecozone Biome Species Report Climate Land
Use
Amsterdam and Saint-Paul Islands temperate grasslands France Afrotropic Temperate Grasslands, Savannas, and Shrublands  
Antipodes Subantarctic Islands tundra Australia, New Zealand Australasia Tundra    
Patagonian steppe Chile, Argentina Neotropic Temperate Grasslands, Savannas, and Shrublands
Scotia Sea Islands tundra United Kingdom Antarctic Tundra    
Southern Indian Ocean Islands tundra South Africa, France, Australia Antarctic Tundra    
Tristan Da Cunha-Gough Islands shrub and grasslands United Kingdom Afrotropic Temperate Grasslands, Savannas, and Shrublands    

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Bañados del Este Wetland Reserve 986054 Uruguay  
Palmer LTER Site Long Term Ecological Research   Antarctica    
Table Mountain (Cape Peninsula) National Park II 70141 Western Cape, South Africa
West Coast National Park II 59916 Western Cape, South Africa

Important Bird Areas

BirdLife Species Factsheet: View Factsheet
Name Location  IBA Criteria   Website   Climate   Land Use 
Île de l'Est French Southern Territories A1, A2, A4i, A4ii, A4iii    
Kidney Island Group Falkland Islands (Malvinas) A1, A2, A4ii, A4iii
New Island Group Falkland Islands (Malvinas) A1, A2, A4i, A4ii, A4iii    
Prince Edward Islands Special Nature Reserve South Africa A1, A4i, A4ii, A4iii  
Reserva Nacional de Paracas Peru A1, A2, A3, A4i, A4ii

Biodiversity Hotspots

Name Location Endemic Species Website
New Zealand New Zealand No

Prey / Diet

Allium sativum (cultivated garlic)[7]
Anotopterus vorax (Southern ocean daggertooth)[7]
Calanus simillimus[7]
Champsocephalus gunnari (Mackerel icefish)[7]
Coelorinchus fasciatus (Rattail)[8]
Coelorinchus simorhynchus[7]
Cyllopus lucasii[7]
Cyllopus magellanicus[7]
Electrona antarctica (Lanternfish)[7]
Electrona carlsbergi (Electron subantarctic)[7]
Engraulis capensis (Southern African anchovy)[7]
Etrumeus acuminatus (Atlantic red herring)[8]
Euphausia frigida[7]
Euphausia lucens[7]
Euphausia superba (Antarctic krill)[9]
Euphausia vallentini[10]
Eurythenes gryllus[7]
Eurythenes obesus[7]
Filippovia knipovitchi (Smooth Hooked Squid)[7]
Gigantocypris muelleri[7]
Gobionotothen gibberifrons (Humped rockcod)[7]
Gobionotothen marionensis (Lobe-lip notothen)[7]
Gymnoscopelus bolini (Lanternfish)[7]
Gymnoscopelus braueri (Lanternfish)[7]
Gymnoscopelus fraseri (Lanternfish)[7]
Gymnoscopelus microlampas (Minispotted lanternfish)[7]
Gymnoscopelus nicholsi (Nichol's lanternfish)[7]
Gymnoscopelus opisthopterus (Lanternfish)[7]
Histioteuthis atlantica[7]
Histioteuthis eltaninae[7]
Icichthys australis (Ragfish)[7]
Illex argentinus (Argentine Shortfin Squid)[7]
Kondakovia longimana (Giant Warty Squid)[7]
Krefftichthys anderssoni (Anderson's lanternfish)[7]
Lampadena speculigera (mirror lanternfish)[7]
Lampanyctodes hectoris (Lanternfish)[8]
Lampanyctus intricarius (Diamondcheek lanternfish)[7]
Lepas australis[7]
Magnisudis prionosa (Southern barracudina)[7]
Martialia hyadesi (sevenstar flying squid)[7]
Maurolicus muelleri (Silvery lightfish)[8]
Merluccius capensis (Cape hake)[8]
Metelectrona ventralis (Flaccid lanternfish)[7]
Micromesistius australis (Southern poutassou)[7]
Neognathophausia gigas[7]
Notolepis coatsi (Antarctic jonasfish)[7]
Nototheniops larseni (Painted notie)[7]
Nyctiphanes australis[7]
Parachaenichthys georgianus (Antarctic dragonfish)[7]
Paradiplospinus gracilis (Slender escolar)[7]
Paranotothenia magellanica (Orange throat notothen)[7]
Patagonotothen guntheri (Yellowfin notothen)[7]
Phosichthys argenteus (Silver lighthouse fish)[7]
Primno macropa[7]
Protomyctophum bolini (Lanternfish)[7]
Protomyctophum choriodon (Lanternfish)[7]
Protomyctophum normani (Norman's lanterrnfish)[10]
Pterygosquilla armata[7]
Rhincalanus gigas[7]
Salpa thompsoni[7]
Scomberesox saurus (Atlantic saury)[7]
Sio nordenskjoldii (Bigscale)[7]
Slosarczykovia circumantarctica[7]
Themisto gaudichaudii[11]
Thysanoessa gregaria[7]
Thysanoessa macrura[7]
Trachurus trachurus (Scad)[7]
Vibilia antarctica[7]
squilla armata[8]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Aphrodroma brevirostris (Kerguelen Petrel)1
Aptenodytes forsteri (Emperor Penguin)1
Aptenodytes patagonicus (King Penguin)1
Arctocephalus forsteri (Australasian Fur Seal)1
Arctocephalus gazella (Antarctic Fur Seal)1
Daption capense (Cape Petrel)3
Eudyptes chrysocome (Rockhopper Penguin)2
Eudyptes chrysolophus (Macaroni Penguin)3
Eudyptes robustus (Snares Penguin)1
Eudyptes schlegeli (Royal Penguin)1
Fregetta tropica (Black-bellied Storm Petrel)2
Fulmarus glacialoides (Southern Fulmar)1
Garrodia nereis (Grey-backed Storm Petrel)1
Halobaena caerulea (Blue Petrel)3
Lagenorhynchus cruciger (Hourglass Dolphin)1
Larus dominicanus (Kelp Gull)1
Lobodon carcinophaga (Crabeater Seal)1
Macronectes giganteus (Southern Giant Petrel)1
Megaptera novaeangliae (Humpback Whale)1
Mirounga leonina (Southern Elephant Seal)1
Morus capensis (Cape Gannet)1
Oceanites oceanicus (Wilson's Storm-Petrel)3
Pachyptila belcheri (Slender-billed Prion)1
Pachyptila desolata (Antarctic Prion)3
Pachyptila salvini (Salvin's Prion)2
Pachyptila turtur (Fairy Prion)2
Pagodroma nivea (Snow Petrel)1
Pelecanoides georgicus (South Georgia Diving Petrel)2
Pelecanoides urinatrix (Common Diving Petrel)2
Phoebetria fusca (Sooty Albatross)2
Phoebetria palpebrata (Light-mantled Albatross)2
Pterodroma mollis (Soft-plumaged Petrel)1
Puffinus griseus (Sooty Shearwater)4
Pygoscelis adeliae (Adelie Penguin)1
Pygoscelis antarcticus (Chinstrap Penguin)1
Pygoscelis papua (Gentoo Penguin)3
Stercorarius maccormicki (South Polar Skua)1
Sterna vittata (Antarctic Tern)1
Thalassarche chrysostoma (Grey-headed Albatross)2
Thalassarche melanophris (Black-browed Albatross)2
Thalassoica antarctica (Antarctic Petrel)1

Consumers

Parasitized by 
Austromenopon popellus[12]
Listronius robertsianus[13]
Naubates fuliginosus[12]
Notiopsylla kerguelensis kerguelensis[13]
Parapsyllus cardinis[13]
Tetrabothrius heteroclitus[12]
Tetrabothrius laccocephalus[12]
Trabeculus hexakon[12]

Range Map

Cape Peninsula National Park;

Photos

Citations

Attributes / relations provided by
1Hyde, N.H.S.; Worthy, T.H. 2010. The diet of New Zealand falcons (Falco novaeseelandiae) on the Auckland Islands, New Zealand. Notornis 57(1): 19-26.
2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
4White-chinned Petrel (Procellaria aequinoctialis), Agreement on the Conservation of Albatrosses and Petrels - www.acap.aq
5Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
6Gust soaring as a basis for the flight of petrels and albatrosses (Procellariiformes), Colin J. Pennycuick, Avian Science Vol. 2 No. 1: (2002)
7Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
8Jackson, S. (1988). Diets of the white-chinned petrel and sooty shearwater in the southern Benguela Region, South Africa Condor 90, 20–28
9THE DIETS AND DIETARY SEGREGATION OF SEABIRDS AT THE SUBANTARCTIC CROZET ISLANDS, VINCENT RIDOUX, MARINE ORNITHOLOGY Vol. 22 No. 1 1994
10THE DIET OF THE WHITECHINNED PETREL PROCELLARIA AEQUINOCTIALIS AT SUB-ANTARCTIC MARION ISLAND, J. COOPER, A. FOURIE & N. T. KLAGES, Marine Ornithology 20: 17-24 (1992)
11Amphipod-based food web: Themisto gaudichaudii caught in nets and by seabirds in Kerguelen waters, southern Indian Ocean, Pierrick Bocher, Yves Cherel, Jean-Philippe Labat, Patrick Mayzaud, Suzanne Razouls, Pierre Jouventin, Marine Ecology Progress Series, Vol. 223: 261–276, 2001
12Species Interactions of Australia Database, Atlas of Living Australia, Version ala-csv-2012-11-19
13International Flea Database
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Images provided by Google Image Search
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access