Accepted taxon: Ursus maritimus
Accepted taxon: Ursus maritimus
| Taxon: |
Ursus maritimus |
| Rank: |
Species |
| Higher Classification: |
CARNIVORA | CANIFORMIA | Ursidae | Ursus |
| Reference: |
Wilson, Don E., and DeeAnn M. Reeder, eds. Mammal Species of the World. A Taxonomic and Geographic Reference (3rd ed), JHU Press, 2005. |
Fig.1 - Ternary plot of the proximate analysis for the Ursus maritimus diet.
CF (Crude Fibre) 2, ASH (Ash contents) 5, NFE (Nitrogen-Free-Extract) 9, CP (Crude Protein) 29, EE (Ether Extract) 13.
See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets.
Mammalian Biology, pp.1-15.
[DOI]
Table 1. List of Diet Items for Ursus maritimus.
| TSN Complete name |
Part |
Ratio a. |
Reference(s) |
| Phocidae |
WHOLE |
23.98 |
Damuth, J… |
| Osteichthyes |
WHOLE |
9.67 |
Grzimek,B… |
| Aves |
WHOLE |
9.37 |
Damuth, J… |
| Vertebrata |
CARRION |
6.86 |
Damuth, J… |
| Magnoliopsida |
SHOOT |
5.83 |
Damuth, J… |
| Cetacea |
WHOLE |
5.60 |
Reid,F., … |
| Phoca hispida |
WHOLE |
5.23 |
Nowak,R. … |
| Odobenus rosmarus |
WHOLE |
4.71 |
Grzimek,B… |
| Mammalia |
CARRION |
4.58 |
Nowak,R. … |
| Animalia |
CARRION |
4.48 |
Reid,F., … |
| Mammalia |
WHOLE |
3.92 |
Nowak,R. … |
| Rangifer tarandus |
WHOLE |
3.27 |
Nowak,R. … |
| Vertebrata |
EGGS |
3.14 |
Damuth, J… |
| Magnoliopsida |
FRUIT |
3.01 |
Grzimek,B… |
| Delphinapterus leucas |
WHOLE |
2.35 |
Grzimek,B… |
| Aves |
EGGS |
2.24 |
Reid,F., … |
| Poaceae |
STEM |
1.76 |
Grzimek,B… |
a. Standardized values.
See details for the calculations in Lintulaakso, K., Tatti, N. and Žliobaitė, I., 2022. Quantifying mammalian diets.
Mammalian Biology, pp.1-15.
[DOI]
Table 2. List of Standard Traits for Ursus maritimus.
| Trait |
Selected Value |
All Value(s) |
Reference(s) |
|
Temporal habits
|
diurnal
|
diurnal
|
– John L. Gittleman, 1985, 'Carnivore body size: Ecological and taxonomic correlates', Oecologia, vol. 67, no. 4, pp. 540-554
|
Table 3. List of Standard Measurements for Ursus maritimus.
| Measurement |
Location |
Unit |
n Total |
n Unknown |
n Female |
n Male |
Min |
Mean |
Max |
SD |
Reference(s) |
| Body Mass (BM) |
nan |
g |
4 |
4 |
- |
- |
- |
249,476 |
- |
- |
Engelman,… |
Table 4. List of other Measurements b. for Ursus maritimus.
| Measurement |
Location |
Unit |
n Total |
n Unknown |
n Female |
n Male |
Min |
Mean |
Max |
SD |
Reference(s) |
| OPD (l) |
|
n/a |
3 |
3 |
- |
- |
- |
150 |
- |
- |
Evans, Al… |
| OPD (u) |
|
n/a |
3 |
3 |
- |
- |
- |
83 |
- |
- |
Evans, Al… |
b. other Measurements.
Source Measurements which are not listed on or mapped with the Standard Traits..
Table 5. List of Data Sources for Ursus maritimus.
| Taxon |
Reference |
Match |
Status |
| Thalarctos maritimus |
Gittleman,J. L., 1985, Carnivore body size: ecological and taxonomic correlates, Oecologia |
50: Synonym |
Verified - Accepted |
| Ursus maritimus |
Damuth, J. 2010. ABSOLUT 6 a mammalian database compiled by the national center for ecological analysis and synthesis (NCEAS ) workshop on mammalian communities. |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Evans, Alistair R., Gregory P. Wilson, Mikael Fortelius, and Jukka Jernvall. “High-Level Similarity of Dentitions in Carnivorans and Rodents.†Nature 445, no. 7123 (December 13, 2006): 78–81. doi:10.1038/nature05433. |
1: Exact Taxon match |
Verified - Accepted |
| Thalarctos maritimus |
Reid,F., 2006, Peterson field guide to mammals of North America, |
50: Synonym |
Verified - Accepted |
| Ursus maritimus |
Nowak,R. M., 1991, Walker's mammals of the world, |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Grzimek,B., 2003, Grzimek's Animal Life Encyclopedia: Mammals I-V, |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Nowak,R. M., 1991, Walker's mammals of the world, |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Law, C.J., Blackwell, E.A., Curtis, A.A., Dickinson, E., Hartstone‐Rose, A. and Santana, S.E., 2022. Decoupled evolution of the cranium and mandible in carnivoran mammals. Evolution. |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Herberstein, M.E., McLean, D.J., Lowe, E., Wolff, J.O., Khan, M.K., Smith, K., Allen, A.P., Bulbert, M., Buzatto, B.A., Eldridge, M.D. and Falster, D., 2022. AnimalTraits-a curated animal trait database for body mass, metabolic rate and brain size. Scientific Data, 9(1), p.265. |
1: Exact Taxon match |
Verified - Accepted |
| Ursus maritimus |
Engelman, R.K., 2022. Occipital condyle width (OCW) is a highly accurate predictor of body mass in therian mammals. BMC biology, 20(1), p.37. |
1: Exact Taxon match |
Verified - Accepted |
Citation for this page:
[The MammalBase community 2026. / CC BY 4.0. http://doi.org/10.5281/zenodo.7462864
Ursus maritimus
, Accessed 16th April 2026 at https://mammalbase.net/me/14680]