The portfolio concept in ecology and evolution

DE Schindler, JB Armstrong… - Frontiers in Ecology and …, 2015 - Wiley Online Library
Biological systems have similarities to efficient financial portfolios; the emergent properties
of aggregate systems are often less volatile than their components. These portfolio effects …

Emerging perspectives on resource tracking and animal movement ecology

B Abrahms, EO Aikens, JB Armstrong… - Trends in Ecology & …, 2021 - cell.com
Resource tracking, where animals increase energy gain by moving to track phenological
variation in resources across space, is emerging as a fundamental attribute of animal …

Memory and resource tracking drive blue whale migrations

B Abrahms, EL Hazen, EO Aikens… - Proceedings of the …, 2019 - National Acad Sciences
In terrestrial systems, the green wave hypothesis posits that migrating animals can enhance
foraging opportunities by tracking phenological variation in high-quality forage across space …

Climate change effects on North American inland fish populations and assemblages

AJ Lynch, BJE Myers, C Chu, LA Eby, JA Falke… - Fisheries, 2016 - Taylor & Francis
Climate is a critical driver of many fish populations, assemblages, and aquatic communities.
However, direct observational studies of climate change impacts on North American inland …

The greenscape shapes surfing of resource waves in a large migratory herbivore

EO Aikens, MJ Kauffman, JA Merkle… - Ecology …, 2017 - Wiley Online Library
Abstract The Green Wave Hypothesis posits that herbivore migration manifests in response
to waves of spring green‐up (ie green‐wave surfing). Nonetheless, empirical support for the …

Resource waves: phenological diversity enhances foraging opportunities for mobile consumers

JB Armstrong, G Takimoto, DE Schindler, MM Hayes… - Ecology, 2016 - Wiley Online Library
Time can be a limiting constraint for consumers, particularly when resource phenology
mediates foraging opportunity. Though a large body of research has explored how resource …

Life‐history diversity and its importance to population stability and persistence of a migratory fish: steelhead in two large N orth A merican watersheds

JW Moore, JD Yeakel, D Peard… - Journal of Animal …, 2014 - Wiley Online Library
Life‐history strategies can buffer individuals and populations from environmental variability.
For instance, it is possible that asynchronous dynamics among different life histories can …

Evolutionary origins for ecological patterns in space

MC Urban, SY Strauss, F Pelletier… - Proceedings of the …, 2020 - National Acad Sciences
Historically, many biologists assumed that evolution and ecology acted independently
because evolution occurred over distances too great to influence most ecological patterns …

Envisioning, quantifying, and managing thermal regimes on river networks

EA Steel, TJ Beechie, CE Torgersen, AH Fullerton - BioScience, 2017 - academic.oup.com
Water temperatures fluctuate in time and space, creating diverse thermal regimes on river
networks. Temporal variability in these thermal landscapes has important biological and …

Environmental DNA for the enumeration and management of Pacific salmon

T Levi, JM Allen, D Bell, J Joyce… - Molecular Ecology …, 2019 - Wiley Online Library
Pacific salmon are a keystone resource in Alaska, generating annual revenues of well over~
US $500 million/year. Due to their anadromous life history, adult spawners distribute …