Ecology explores the intricate relationships between living organisms and their environments, revealing how life adapts, interacts, and sustains itself across the planet. From microscopic soil communities to vast migratory patterns, this field examines the delicate balance that keeps ecosystems functioning and resilient. Understanding these connections is vital for addressing urgent challenges like climate change and biodiversity loss.

At Gist.Science, we make the latest research from bioRxiv accessible to everyone. We process every new preprint in this category as it appears, offering both clear plain-language explanations and detailed technical summaries to suit every reader. This approach ensures that groundbreaking findings in ecological science are not locked behind complex terminology but are available for immediate understanding and discussion.

Below are the latest papers in ecology, curated to help you stay informed about the evolving story of life on Earth.

🌿 ecology

Maintenance cost of photosynthesis sets key ecological constraints on zooxanthellate corals

This study reveals that the maintenance cost of photosynthesis, driven by accelerated PSII turnover at high irradiance, imposes a key energetic constraint that defines an optimal depth range for zooxanthellate corals by balancing photosynthetic capacity against repair costs, thereby providing a mechanistic framework to predict their depth distributions under environmental change.

Gomez-Campo, K., Martinez-Rugerio, M. I., Gomez Reali, M. A., Gonzalez-Pech, R. A., Santiago-Martinez, M. G., Turnham, K (…)2026-03-20
🌿 ecology

Overgrazing drives ant diversity loss and community homogenization in the Tumbesian dry forest in Ecuador

This study demonstrates that uncontrolled goat overgrazing in Ecuador's Tumbesian dry forest drives a directional loss of ant taxonomic and functional diversity, causing community homogenization through habitat filtering that disproportionately eliminates specialist and soil-dwelling guilds while favoring opportunistic species.

Gusman Montalvan, P., Velez-Mora, D. P., Ramon, P., Gusman Montalvan, E., Dominguez, D., Donoso, D. A.2026-03-20
🌿 ecology

Quantifying Exposure of Pacific Salmon and Steelhead to Climate Change in the Fraser River basin

This study introduces a framework to quantify climate change exposure for 60 Fraser River salmon and steelhead Conservation Units, revealing that lake-type sockeye and Chinook salmon face the highest risks due to elevated stream temperatures and specific life-stage thermal sensitivities.

Peacock, S. J., Cheung, W. W. L., Connors, B. M., Crozier, L. G., Grant, S., Hertz, E., Hunt, B. P. V., Iacarella, J., L (…)2026-03-20
🌿 ecology

Population and community responses to the fast, slow, and seasonal components of environmental variation

By analyzing long-term river data from New Zealand, this study demonstrates that fast, slow, and seasonal flow fluctuations differentially impact macroinvertebrate communities, with slow variations showing the strongest trait-mediated responses and flood events causing pervasive negative effects, thereby highlighting the necessity of considering multiple temporal scales and functional traits to predict community dynamics.

Hernandez-Carrasco, D., Koerich, G., Gillis, A. J., Harris, H. A. L., Heller, N. R., McCabe, C., Lennox, R. S., Shabanov (…)2026-03-20
🌿 ecology

Teatime for Triticum: (how) can the presence of plants slow down decomposition?

Contrary to the expectation that plant presence would enhance decomposition through exudates, this study demonstrates that winter wheat actually slows decomposition rates due to resource competition with soil microbes, a process driven more by fungal activity and soil humidity than by bacteria or temperature.

Michel, J., Quenon, A., Persyn, M., Xayphrarath, A., Blum, A., Leemans, V., Cao, D., Sanchez-Moreno, S., Vanderschuren (…)2026-03-20
🌿 ecology

Using a sequential sampling algorithm to apply the niche-neutral model to species occurrence patterns

By employing an efficient sequential sampling algorithm to apply a niche-neutral model to bird occurrence patterns in the Riau archipelago, the study demonstrates that while the model's baseline assumptions fail to explain observed segregation and nestedness, incorporating inter-island heterogeneity in niche diversity and immigration rates successfully diagnoses the underlying mechanisms structuring these communities.

Kristensen, N. P., Sin, Y. C. K., Lim, H. S., Rheindt, F. E., Chisholm, R. A.2026-03-19
🌿 ecology

Increasing spatial approximation complexity can degrade prediction quality in distribution models

This study demonstrates that increasing spatial approximation complexity in distribution models does not necessarily improve prediction quality and can actually degrade predictive performance by producing poorly calibrated uncertainty estimates, thereby highlighting the need for practitioners to carefully select appropriate mesh resolution rather than assuming higher complexity always yields better results.

Ward, E. J., Anderson, S. C.2026-03-19