Description
Original provider: Akazul Dataset credits: Akazul Abstract: Akazul: Community, Conservation & Ecology has been operating its sea turtle conservation project since 2011 at La Barrona, one of Guatemala’s key nesting sites, utilized primarily by olive ridley (<i>Lepidochelys olivacea</i>) and infrequently by eastern Pacific green (<i>Chelonia mydas</i>) and leatherback (<i>Dermochelys coriacea</i>) sea turtles. From 1st July 2013 to 31st December 2013, Akazul conducted daily beach patrols across a 7.5 km study area and encountered a total of 67 dead sea turtles. Of these, 55 were <i>L. olivacea</i>, 11 were <i>C. mydas</i> and 1 was unknown. A peak of 35 dead turtles occurred in July where 28 olive ridley and 7 black sea turtles were recorded. A second peak was observed in October (N = 16), consisting of 12 olive ridley, 3 black and 1 unknown species of sea turtle. When possible, curved carapace length (CCL) and curved carapace width (CCW) measurements were collected and recorded in centimeters. Mean CCL and CCW for: 32 olive ridleys was 63.1 cm (range: 57-69.5 cm; SD = 3.1) and 68.0 cm (range: 61-73 cm; SD = 3.3), respectively; and 10 eastern Pacific green turtles was 68.2 cm (range: 54-81 cm; SD = 9.1) and 68.9 cm (range: 58-76 cm; SD = 6.2), respectively. Condition of stranded turtles was noted by the observer using the following classification scheme: alive without injuries, alive with injuries, fresh dead, moderately decomposed, dried carcass, skeleton (bones only). 44 turtles were recorded as fresh dead, 9 were moderately decomposed, 3 were severely decomposed and 2 were dried carcases. Cause of death was difficult to determine in virtually all turtles recorded and it is difficult to ascertain whether observed external injuries were obtained post-mortem. It is highly recommended that a regionally coordinated strandings program is implemented in the future as well as standardized sampling procedures to enable thorough analysis to effectively determine sources of mortality.
Enregistrements de données
Les données de cette ressource occurrence ont été publiées sous forme d'une Archive Darwin Core (Darwin Core Archive ou DwC-A), le format standard pour partager des données de biodiversité en tant qu'ensemble d'un ou plusieurs tableurs de données. Le tableur de données du cœur de standard (core) contient 63 enregistrements.
Cet IPT archive les données et sert donc de dépôt de données. Les données et métadonnées de la ressource sont disponibles pour téléchargement dans la section téléchargements. Le tableau des versions liste les autres versions de chaque ressource rendues disponibles de façon publique et permet de tracer les modifications apportées à la ressource au fil du temps.
Versions
Le tableau ci-dessous n'affiche que les versions publiées de la ressource accessibles publiquement.
Comment citer
Les chercheurs doivent citer cette ressource comme suit:
Brittain, R. 2020. Akazul sea turtle strandings at La Barrona, Guatemala 2013. Version 1.6.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/7f4d0f73.
Droits
Les chercheurs doivent respecter la déclaration de droits suivante:
L’éditeur et détenteur des droits de cette ressource est OBIS-SEAMAP. Ce travail est sous licence Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0.
Enregistrement GBIF
Cette ressource a été enregistrée sur le portail GBIF, et possède l'UUID GBIF suivante : c855ce7c-6186-43d8-9dde-a5a10398a733. OBIS-SEAMAP publie cette ressource, et est enregistré dans le GBIF comme éditeur de données avec l'approbation du Ocean Biodiversity Information System.
Mots-clé
Occurrence; Observation; Marine Biology; Visual sighting; Land-based; Strandings; Sea turtles; Occurrence
Données externes
Les données de la ressource sont disponibles dans d'autres formats
| OBIS-SEAMAP Dataset Page | https://seamap.env.duke.edu/dataset/1000 UTF-8 Interactive map |
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| FGDC Metadata | https://seamap.env.duke.edu/dataset/1000/fgdc UTF-8 XML |
| EML Metadata | https://seamap.env.duke.edu/dataset/1000/eml UTF-8 XML |
Contacts
- Propriétaire ●
- Créateur ●
- Personne De Contact
- Primary contact
- Fournisseur Des Métadonnées ●
- Distributeur
- A328 LSRC building
Couverture géographique
Oceans,Pacific Ocean
| Enveloppe géographique | Sud Ouest [13,747, -90,197], Nord Est [13,773, -90,136] |
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Couverture taxonomique
Scientific names are based on the Integrated Taxonomic Information System (ITIS).
| Order | Testudines (Turtles) |
|---|---|
| Species | Chelonia mydas (Green sea turtle), Lepidochelys olivacea (Olive ridley) |
Couverture temporelle
| Date de début / Date de fin | 2013-07-09 / 2013-12-28 |
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Données sur le projet
Pas de description disponible
| Titre | Akazul sea turtle strandings at La Barrona, Guatemala 2013 |
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| Financement | NA |
Les personnes impliquées dans le projet:
- Propriétaire
Méthodes d'échantillonnage
NA
| Etendue de l'étude | NA |
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Description des étapes de la méthode:
- NA
Données de collection
| Nom de la collection | zd_1000 |
|---|---|
| Identifiant de collection | zd_1000 |
| Identifiant de la collection parente | OBIS-SEAMAP |
Métadonnées additionnelles
marine, harvested by iOBIS.
| Objet | Key to Akazul’s long-term goal is conducting monitoring activities on the turtle nesting beach at La Barrona in order to further our understanding of Guatemala’s sea turtle populations. There are undoubtedly additional sea turtle strandings along unmonitored areas of Guatemala’s Pacific coast and the opportunity exists to collect substantial data on annual sea turtle mortalities. Such data provides valuable insights into the biology of and threats impacting populations of sea turtles present in Guatemalan waters (e.g. sources of mortality, locations of negative interactions between humans and sea turtles and spatial and temporal species distribution). |
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| Identifiants alternatifs | https://doi.org/10.82144/7f4d0f73 |
| https://seamap.env.duke.edu/dataset/1000 | |
| https://www.gbif.org/dataset/c855ce7c-6186-43d8-9dde-a5a10398a733 | |
| https://obis.org/dataset/bd535f4e-eb77-4e3f-b46c-7d5453f2381a | |
| c855ce7c-6186-43d8-9dde-a5a10398a733 | |
| https://ipt.env.duke.edu/resource?r=zd_1000 |