Animalia > Chordata > Aves > Charadriiformes > Laridae > Larus > Larus crassirostris

Larus crassirostris (Black-tailed Gull)

Wikipedia Abstract

The black-tailed gull (Larus crassirostris) is a gull native to East Asia.
View Wikipedia Record: Larus crassirostris

EDGE Analysis

Uniqueness Scale: Similiar (0) 
0
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
5
 Unique & Vulnerable (100)
ED Score: 1.98825
EDGE Score: 1.09469

Attributes

Adult Weight [1]  1.226 lbs (556 g)
Female Weight [1]  1.151 lbs (522 g)
Male Weight [1]  1.303 lbs (591 g)
Weight Dimorphism [1]  13.2 %
Diet [2]  Carnivore (Invertebrates), Carnivore (Vertebrates), Piscivore
Diet - Fish [2]  40 %
Diet - Invertibrates [2]  30 %
Diet - Scavenger [2]  30 %
Forages - Water Surface [2]  100 %
Clutch Size [3]  2
Fledging [1]  30 days
Incubation [3]  24 days
Migration [4]  Intracontinental
Wing Span [3]  4.166 feet (1.27 m)

Ecoregions

Protected Areas

Important Bird Areas

Biodiversity Hotspots

Name Location Endemic Species Website
Japan Japan No

Prey / Diet

Ammodytes personatus (Pacific sandlance)[3]
Sardinops sagax (Australian pilchard)[3]

Prey / Diet Overlap

Consumers

Range Map

External References

Citations

Attributes / relations provided by
1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
2Hamish 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
3del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
4Myers, 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
5Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0