Biotic and abiotic synergies in a log ecosystem

Log ecosystems are unique ecosystems that arise from fallen trees, forming microhabitats that exhibit distinct ecological dynamics. This paper aims to describe what a log ecosystem is and what are its components and their connection. Additionally, it identifies the biotic and abiotic components pres...

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Bibliographic Details
Main Author: Larizza Faith N. Del Socorro
Format: Article
Language:English
Published: Davao Oriental State University 2024-03-01
Series:Davao Research Journal
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Online Access:https://davaoresearchjournal.ph/index.php/main/article/view/190
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Summary:Log ecosystems are unique ecosystems that arise from fallen trees, forming microhabitats that exhibit distinct ecological dynamics. This paper aims to describe what a log ecosystem is and what are its components and their connection. Additionally, it identifies the biotic and abiotic components present in the decaying bark of a tree and explains how these factors interact together in the log ecosystem. The study was performed at the Davao Oriental State University Marfori Demonstration Farm at Barangay Don Enrique Lopez, Mati City, Davao Oriental. In this study, a decaying Swietenia macrophylla log was pried open, and biotic and abiotic factors were observed and identified. A total of eleven (11) animal species were found and identified. These were, white rot fungi, scarlet millipede, fungus beetle, woodworm, isopod, dry wood termites, spider, tyrant ants, sun skink, dwarf wood scorpion, and flat bugs, collectively scoring a moderate diversity of 1.37 (Shannon-Wiener Index), and 0.65 in the Simpson’s diversity index. Additionally, the observation of the abiotic factors revealed that the temperature in the area and the amount of sunlight were the most crucial factors shaping the ecosystem, followed by the moisture within the log and humidity, and precipitation in the environment was very low. The biotic and abiotic components coexist and interact with each other in this log ecosystem.
ISSN:2244-4432
2984-7125