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Record W4389206648 · doi:10.22215/etd/2023-15831

Biotelemetry-based Monitoring of Fish-habitat Interactions as an Informative Window into Habitat Management in a Multi-species Fish Community in Toronto Harbour

2023· dissertation· en· W4389206648 on OpenAlexaffabout
Andrew M. Rous

Bibliographic record

Venuenot available
Typedissertation
Languageen
FieldEnvironmental Science
TopicFish Ecology and Management Studies
Canadian institutionsCarleton University
Fundersnot available
KeywordsHabitatPerchEsoxPikeFisheryEcologyMicropterusBass (fish)WetlandGeographyPiscivoreBiologyPredationPredatorFish <Actinopterygii>

Abstract

fetched live from OpenAlex

Understanding how animals interact with habitat is a fundamental ecological question with applied implications for conservation and management of biodiversity.In the Laurentian Great Lakes, coastal wetlands provide critical habitat for over 80% of fish species in the community; however, over 70% of all wetlands have been lost and many of the remaining wetlands have seen declines in habitat quality.I used acoustic telemetry to track the space use behaviour of Largemouth Bass (Micropterus nigricans), Northern Pike (Esox lucius), Common Carp (Cyprinus carpio), and Yellow Perch (Perca flavescens) in coastal habitat of Toronto Harbour, Lake Ontario.In Chapter 2, I found that Northern Pike, and Yellow Perch had higher daily site fidelity in restored areas, while Common Carp had lower daily site fidelity in restored areas.Each species exhibited highest daily site fidelity during the summer and lowest during the fall.Overall, daily site fidelity estimates were highest in warm, shallow, vegetated, and sheltered regions of the harbour.In Chapter 3, I found that the size and degree of overlap in activity spaces was influenced by season and body size.Generally, activity spaces were largest in the summer and smallest in the winter.The degree of overlap between individual activity spaces was greatest during both of these seasons, but overall, overlap was quite low.In general, the estimated activity spaces were moderately sized compared with those reported in the literature.In Chapter 4, I found that variation in activity was influenced by species, habitat, season, diel period, and body size.Generally, Largemouth Bass exhibited greater activity levels compared to Northern Pike; however, there was considerable variability within both species.The greatest differences in the activity levels between species were observed in colder, exposed habitats, whereas, in coastal vegetated opportunities to attend management meetings and scientific conferences and perform fieldwork.Thank you for sharing in my successes and supporting me in my 'nonsuccesses'.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.246
Threshold uncertainty score0.495

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.000
Scholarly communication0.0000.000
Open science0.0000.001
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.028
GPT teacher head0.315
Teacher spread0.287 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2023
Admission routes2
Has abstractyes

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