Freshwater Turtle Population Characteristics and Habitat Use within Ontario's Dunnville Marsh Area
Notice bibliographique
Résumé
Habitat conservation and restoration can be effective solutions to habitat loss, fragmentation, and degradation that impacts freshwater turtle species. Although some studies have been conducted in Ontario regarding freshwater turtle habitat use, few studies have examined habitat use within and adjacent to an ecologically restored riparian area. The purpose of this study was to determine freshwater turtle population characteristics and areas of micro and macrohabitat use located within and adjacent to an ecologically restored marshland in Southern Ontario. Mark and recapture of freshwater turtles took place with the use of baited hoop nets and basking traps. Twelve turtles were radio-tracked throughout the active season, which included 11 painted turtles (Chrysemys picta) and one Blanding's turtle (Emydoidea blandingii). Microhabitat variables were measured and recorded at relocation points, and macrohabitats were mapped with location points in ArcMap 10.3.1. The most abundant species was painted turtles, followed by snapping turtles (Chelydra serpentina), and Blanding's turtles. The overall male to female ratio for adult painted turtles was 2.6:1, and the adult to juvenile size-class ratio was 3:1. The adult to juvenile size-class ratio for snapping turtles was 1:1. Only one female juvenile Blanding's was captured throughout the field season. The mean daily distance travelled by turtles was 25.9 meters for females and 13.3 meters for males. A repeated measures ANOVA test revealed that the sex, as well as month (season) significantly influenced daily distances travelled. Average home ranges were 5.9 hectares for females, and 2.7 hectares for males. A one-way ANOVA test indicated there was no significant influence of sex on home range size. Painted turtles spent the most time in Mixed Shallow Aquatic habitats, while the Blanding's turtle spent the most time in Organic Shallow Marsh habitats. Individuals did not appear to use the interior marsh or the ecologically restored areas due to a difference in microhabitat variables compared to areas of habitat use. Further restoration of the marsh to include macro and microhabitats variables that accommodate the needs of freshwater turtles could encourage individuals to occupy the interior areas of the restored marsh.
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Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,001 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule tête enseignante, pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».