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Marine mammal land surveys of 2015
DMAD-Deniz Memelileri Araştırma Derneği
Dataset credit
Aylin Akkaya, Deniz Memelileri Araştırma Derneği
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Contacts
| Role | Name | Organization | |
| Primary contact |
Aylin Akkaya |
DMAD-Deniz Memelileri Araştırma Derneği |
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| Data entry |
Ei Fujioka |
Duke University |
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Citation
Akkaya, A. 2016. Marine mammal land surveys of 2015. Version 1.0.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/69f5d312. Halpin, P.N., A.J. Read, E. Fujioka, B.D. Best, B. Donnelly, L.J. Hazen, C. Kot, K. Urian, E. LaBrecque, A. Dimatteo, J. Cleary, C. Good, L.B. Crowder, and K.D. Hyrenbach. 2009. OBIS-SEAMAP: The world data center for marine mammal, sea bird, and sea turtle distributions. Oceanography. 22(2):104-115.
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Abstract
Systematic land surveys were carried between 1th of March and 29th of December 2015. Each land station was visited once a week, alternating between early morning (05:30 - 11:00) and afternoon (15:30 - 20:00) surveys, according to sunrise and sunset times. In total, surveys were conducted for 84 days (360 hours). Mediterranean monk seals were sighted on ten different days and individuals were followed for a total of 4.42 hours.
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Purpose
N/A
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Supplemental information
Land station coordinates: Station 1= 36°52'5.9""N 30°43'6.3""E Station 2 = 36°50'49.4""N 30°45'52.5""E
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Change History
The dataset has been updated over time as outlined below. Each entry includes the version number, release date, type of change, and a short description.
- 1.0.0 (2025-09-22) - Initial - Data or metadata is updated.
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References
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Attributes
Overview
This section explains attributes included in the original dataset.
OBIS-SEAMAP restricts the attributes available to the public to date/time, lat/lon and species names/counts only.
Should you need other attributes described here, you are encouraged to contact the data provider.
Attributes described below represent those in the original dataset provided by the provider.
Only minimum required attributes are visible and downloadable online. Other attributes may be obtained upon provider's permission.
Attributes in dataset
| Attribute (table column) | Description |
| oid | Unique ID number (generated by OBIS-SEAMAP) |
| observation_order | Observation order |
| obs_datetime | Date (time is not provided) |
| num_groups | The number of groups observed |
| group_size | Group size of the first group |
| latitude | Latitude in decimal degrees |
| longitude | Longitude in decimal degrees |
| species | Species name (added by OBIS-SEAMAP) |
| sp_tsn | ITIS Taxonomic Serial Number added by OBIS-SEAMAP |
| geom | Geometry field added by OBIS-SEAMAP |
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| OBIS-SEAMAP ID | 1371 |
| DOI | 10.82144/69f5d312 |
| Version | 1.0.0 |
| Seabirds | 0 |
| Marine mammals | 14 |
| Sea turtles | 0 |
| Rays and sharks | 0 |
| Other species | 0 |
| Non spatial | 0 |
| Non species | 0 |
| Total | 14 |
| Date, Begin | 2015-04-06 |
| Date, End | 2015-09-28 |
| Temporal prec. | 111000 |
| Latitude | 36.39 - 36.87 |
| Longitude | 30.50 - 30.77 |
| Coord. prec. | 6 decimal digits |
| Platform | Shore |
| Data type | Animal sighting |
| Effort | N/A |
| Registered | 2016-04-22 |
| Updated | 2025-09-22 |
| Status | Published |
Sharing policy |
CC-BY-NC (Minimum) |
| Shared with |
GBIF
OBIS |
| Metadata in static HTML / FGDC / EML |
| See download history / statistics |
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