Article
Psychology, Biological
Monica A. Mowery, Yael Lubin, Michal Segoli
Summary: This study examined the dispersal behavior of brown widow spiderlings under field conditions and found differences in dispersal between day and night, as well as variations in dispersal behavior related to environmental and genetic factors. Ballooning and rappelling may be important mechanisms for the range expansion of brown widow spiders.
Article
Multidisciplinary Sciences
Avery P. Hill, Christopher B. Field
Summary: This study analyzes forest inventory data from the western US to test the hypothesis that wildfires can facilitate climate-induced range shifts in trees. Wildfires significantly increased the seedling range displacement for some tree species, indicating an important role of fire in influencing vegetation redistribution in response to climate change.
NATURE COMMUNICATIONS
(2021)
Article
Biochemistry & Molecular Biology
William B. Hemstrom, Micah G. Freedman, Myron P. Zalucki, Santiago R. Ramirez, Michael R. Miller
Summary: Range expansions have significant effects on the distribution of genetic variation in space. This study focuses on the expansion of monarch butterflies across the Pacific and the genetic consequences of migration loss. The results show stepwise dispersal across the Pacific and a recent expansion from Hawaii to the Mariana Islands. Nonmigratory monarchs in the Mariana Islands exhibit strong patterns of differentiation, while migratory North American samples form a panmictic population. The study highlights the role of migration in shaping spatial genetic variation.
Editorial Material
Immunology
Goudarz Molaei, Lars M. Eisen, Keith J. Price, Rebecca J. Eisen
Summary: Native and invasive tick species pose a serious public health concern in the United States, as many communities are at risk for exposure to tick-borne pathogens.
JOURNAL OF INFECTIOUS DISEASES
(2022)
Article
Ecology
Juliane Lukas, Gregor Kalinkat, Friedrich Wilhelm Miesen, Tim Landgraf, Jens Krause, David Bierbach
Summary: Understanding the connection between behavioral types and dispersal tendency is crucial in the context of global change and biological invasions. This study found that guppies in a feral population exhibited consistent differences in boldness, sociability, and activity traits, but showed a stable behavioral syndrome between boldness and activity across populations despite seasonal changes in water temperature. The researchers suggest that random drift is a more likely dispersal mode for guppies in the investigated stream, and their ability to maintain consistent behavioral expressions may contribute to their successful invasion and adaptation to new habitats.
FRONTIERS IN ECOLOGY AND EVOLUTION
(2021)
Article
Biology
Giacomo Zilio, Louise S. S. Norgaard, Claire Gougat-Barbera, Matthew D. D. Hall, Emanuel A. A. Fronhofer, Oliver Kaltz
Summary: The interaction between range expansion and parasite treatments affects the evolution of host dispersal syndromes, with front populations showing different associations of growth parameters and swimming behaviors than core populations. Parasitism reshapes trait associations, with hosts evolved in the presence of the parasite exhibiting increased resistance and reduced dispersal.
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES
(2023)
Article
Ecology
Elisabeth Yarwood, Claudia Drees, Jeremy E. Niven, Marisa Gawel, Wiebke Schuett
Summary: The study found that individual morphological traits within a species' range change with proximity to the range edge, with male body size increasing near the edge but not for females. Additionally, population density is lowest at the range edge, and body condition decreases with increasing population density in males.
ECOLOGY AND EVOLUTION
(2021)
Article
Genetics & Heredity
Nathan Villiger, Jayson Paulose
Summary: Range expansions are common in natural populations, and the dynamics of local populations play a crucial role in the growth and genetic diversity of expanding species. This study uses a computational model to examine the impact of local dynamics on population growth and neutral genetic diversity during range expansions with long-range dispersal. The results show that while many qualitative features observed in lattice-based models are preserved, quantitative aspects such as population growth rate and level of maintained diversity depend strongly on the local dynamics. This highlights the importance of considering explicit local population dynamics in understanding the population structure of range expansions.
G3-GENES GENOMES GENETICS
(2023)
Review
Ecology
Adriana Alzate, Renske E. Onstein
Summary: The drivers of variability in species range sizes, especially the relationship between dispersal and range size, remain a puzzle in ecology. A meta-analysis of 86 studies on plants and animals in various environments found that dispersal positively affects range size, but the effect is influenced by the taxonomic group and the method of measuring dispersal. The study highlights the need for a more comprehensive understanding of the mechanisms underlying the dispersal-range size relationship.
Article
Entomology
Sheng-Shan Lu, Junichi Takahashi, Wen-Chi Yeh, Ming-Lun Lu, Jing-Yi Huang, Yi-Jing Lin, I-Hsin Sung
Summary: This study evaluated the abundance, dispersal, and impact of the invasive hornet Vespa bicolor that established in Taiwan, showing stable populations preying on honeybees in northern and central areas. Samples from Southeastern China were found to have the closest relation to Taiwan's V. bicolor population in DNA sequences. Also, the study predicted rapid dispersion of V. bicolor to cooler and hilly mountain areas in Taiwan.
Article
Environmental Sciences
Tian Xie, Qing Wang, Zhonghua Ning, Cong Chen, Baoshan Cui, Junhong Bai, Wei Shi, Bo Pang
Summary: The invasibility of an ecosystem measures its resistance to plant invasion, with human activities playing a key role in altering lateral hydrological connectivity and potentially making the ecosystem more susceptible to invasion.
SCIENCE OF THE TOTAL ENVIRONMENT
(2021)
Article
Plant Sciences
Felix Vaux, Dave Craw, Ceridwen I. Fraser, Jonathan M. Waters
Summary: This study demonstrates a range extension event for an intertidal macroalgal species in central New Zealand using genomic data. Unexpectedly, samples of D. poha were found in the North Island, indicating a biogeographic disjunction possibly caused by tectonic upheaval. The close phylogenomic relationships between the new North Island population and South Island samples suggest a recent northward expansion, highlighting the potential of large-scale disturbances to facilitate sudden biogeographic range expansions.
JOURNAL OF PHYCOLOGY
(2021)
Article
Plant Sciences
Felix Vaux, Dave Craw, Ceridwen Fraser, Jonathan M. Waters
Summary: Understanding how major disturbance events such as earthquakes can impact local populations and create opportunities for range expansions of other species is crucial in a rapidly changing world. By analyzing genomic data, researchers discovered a biogeographic disjunction in the distribution of a macroalgal species in New Zealand, with evidence suggesting a northward range expansion event following tectonic upheaval. The study highlights the importance of fine-scale genomic analyses in revealing long-lasting effects of past disturbances, dispersal, and colonization in ecological systems.
JOURNAL OF PHYCOLOGY
(2021)
Article
Multidisciplinary Sciences
Shams M. Galib, Jingrui Sun, Sean D. Twiss, Martyn C. Lucas
Summary: There is increasing evidence that personality traits may affect dispersal patterns of animals, including invasive species. This study found that personality traits had both positive and negative effects on dispersal, and were also influenced by population density and habitat complexity.
SCIENTIFIC REPORTS
(2022)
Article
Biodiversity Conservation
Stephen H. Vickers, Aldina M. A. Franco, James J. Gilroy
Summary: Dispersal is a crucial ecological process in motile species that generates flux in reproductive locations over time. However, a conceptual model for dispersal in migratory species is currently lacking. This study introduces a novel model that distinguishes between reproductive dispersal (changes in breeding locations) and non-reproductive dispersal (changes in non-breeding locations). These two forms of dispersal have different heritability and affect migratory connectivity and range shift propensity differently. The study emphasizes the importance of understanding the mechanisms driving migratory variability for predicting population responses to environmental change.
Article
Fisheries
Steven J. Cooke, William M. Twardek, Robert J. Lennox, Aaron J. Zolderdo, Shannon D. Bower, Lee F. G. Gutowsky, Andy J. Danylchuk, Robert Arlinghaus, Douglas Beard
FISH AND FISHERIES
(2018)
Article
Biodiversity Conservation
Lee F. G. Gutowsky, Henrique C. Giacomini, Derrick T. de Kerckhove, Rob Mackereth, Darren McCormick, Cindy Chu
GLOBAL CHANGE BIOLOGY
(2019)
Article
Environmental Sciences
J. L. Brooks, J. D. Midwood, L. F. G. Gutowsky, C. M. Boston, S. E. Doka, J. A. Hoyle, S. J. Cooke
JOURNAL OF GREAT LAKES RESEARCH
(2019)
Article
Fisheries
A. M. Gorman, R. T. Kraus, L. F. G. Gutowsky, C. S. Vandergoot, Y. Zhao, C. T. Knight, M. D. Faust, T. A. Hayden, C. C. Krueger
TRANSACTIONS OF THE AMERICAN FISHERIES SOCIETY
(2019)
Review
Fisheries
Jacob W. Brownscombe, Elodie J. I. Ledee, Graham D. Raby, Daniel P. Struthers, Lee F. G. Gutowsky, Vivian M. Nguyen, Nathan Young, Michael J. W. Stokesbury, Christopher M. Holbrook, Travis O. Brenden, Christopher S. Vandergoot, Karen J. Murchie, Kim Whoriskey, Joanna Mills Flemming, Steven T. Kessel, Charles C. Krueger, Steven J. Cooke
REVIEWS IN FISH BIOLOGY AND FISHERIES
(2019)
Review
Ecology
Kim Whoriskey, Eduardo G. Martins, Marie Auger-Methe, Lee F. G. Gutowsky, Robert J. Lennox, Steven J. Cooke, Michael Power, Joanna Mills Flemming
METHODS IN ECOLOGY AND EVOLUTION
(2019)
Article
Marine & Freshwater Biology
Sarah E. Gutowsky, Robert A. Ronconi, Lee F. G. Gutowsky, Mark F. Elderkin, Julie Paquet, Pamela M. Mills, Mark L. Mallory
ESTUARINE COASTAL AND SHELF SCIENCE
(2019)
Article
Environmental Sciences
K. MacLean, T. S. Prystay, M. J. Lawrence, A. J. Zolderdo, L. F. G. Gutowsky, E. Staaterman, A. J. Gallagher, S. J. Cooke
WATER AIR AND SOIL POLLUTION
(2020)
Article
Environmental Sciences
Scott M. Reid, Tim Haxton, Lee F. G. Gutowsky
Summary: Fisheries monitoring can be improved by studying the influence of gear selectivity, sampling design, and habitat conditions. This study in a regulated river system in Ontario, Canada, found that habitat and sampling year have significant effects on fish detection, with shoreline sampling more likely to detect species and detection probabilities positively correlated to species abundance. Detection power for future changes varied based on habitat sampled, with greater effectiveness associated with shoreline boat-electrofishing.
ENVIRONMENTAL MONITORING AND ASSESSMENT
(2021)
Article
Ecology
Sarah E. Gutowsky, Lee F. G. Gutowsky, G. Randy Milton, Mark L. Mallory
Summary: By utilizing long-term monitoring data and habitat variables at ecologically relevant spatial scales, the research team developed a species distribution model to identify optimal woodcock habitat in Nova Scotia. The model highlighted extensive areas of suitable habitat in the central mainland, as well as smaller pockets of habitat likely to support high local abundances throughout the province. Expanding monitoring efforts into these optimal habitat regions could help clarify the drivers of population declines.
JOURNAL OF WILDLIFE MANAGEMENT
(2022)
Article
Fisheries
Darren A. Smith, Henrique Correa Giacomini, Derrick T. de Kerckhove, Helen Ball, Lee F. G. Gutowsky, Cindy Chu
Summary: Brook trout, an iconic freshwater salmonid native to northeastern North America, are facing threats including habitat degradation, non-native species, and climate change. A study conducted in southern Ontario showed a decline in brook trout occupancy in rivers and streams between 1970-1980 and 2000-2010. This decline was observed at different watershed scales, with some areas experiencing a significant decrease in brook trout population. The findings of this study can serve as benchmarks for future restoration efforts.
ECOLOGY OF FRESHWATER FISH
(2023)
Article
Marine & Freshwater Biology
Lee F. G. Gutowsky, Scott G. Blair, Steven J. Cooke, Michael G. Fox
Summary: Urban streams are under the pressure of multiple human-induced environmental stressors, which greatly affect fish populations, especially vulnerable species like brook trout. This study monitored the movement of 20 radio-tagged brook trout individuals from late summer to autumn spawning season, and analyzed how movement was influenced by body size and habitat complexity. The findings showed that brook trout mainly moved upstream, with larger individuals exhibiting greater movements. Habitat complexity exerted stronger effects on larger individuals. The study provides valuable information on the movement patterns of a key indicator species for aquatic ecosystem health in urban streams, filling a knowledge gap in urban stream ecology.
Article
Biodiversity Conservation
Lee F. G. Gutowsky, Jason G. Romine, Nicholas A. Heredia, Patricia E. Bigelow, Michael J. Parsley, Philip T. Sandstrom, Cory D. Suski, Andy J. Danylchuk, Steven J. Cooke, Robert E. Gresswell
CONSERVATION SCIENCE AND PRACTICE
(2020)
Article
Ecology
Sarah Elizabeth Gutowsky, Lee F. G. Gutowsky, Gordon Randy Milton, Mark L. Mallory
ECOLOGICAL SOLUTIONS AND EVIDENCE
(2020)
Article
Fisheries
Jonathan D. Midwood, Lee F. G. Gutowsky, Bogdan Hlevca, Rick Portiss, Mathew G. Wells, Susan E. Doka, Steven J. Cooke
ECOLOGY OF FRESHWATER FISH
(2018)