Dinelka Thilakarathne

ORCID: 0000-0003-2585-2288
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About
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Research Areas
  • Species Distribution and Climate Change
  • Aquatic Invertebrate Ecology and Behavior
  • Marine and coastal ecosystems
  • Animal Ecology and Behavior Studies
  • Ecology and Vegetation Dynamics Studies
  • Mollusks and Parasites Studies
  • Agriculture, Water, and Health
  • Climate variability and models
  • Animal Behavior and Reproduction
  • Marine and coastal plant biology
  • Climate Change Policy and Economics
  • Climate change impacts on agriculture
  • Aquatic Ecosystems and Biodiversity
  • Coral and Marine Ecosystems Studies
  • Fish Ecology and Management Studies
  • Fish Biology and Ecology Studies
  • Coastal wetland ecosystem dynamics
  • Cassava research and cyanide
  • Plant and animal studies
  • Marine Biology and Ecology Research
  • Protist diversity and phylogeny
  • Wildlife Ecology and Conservation

University of Nebraska–Lincoln
2023-2025

University of Ruhuna
2023-2024

University of Peradeniya
2021-2024

Sri Lanka is home to 253 terrestrial gastropod species, most of which are endemic. However, limited research has explored the diversity, distribution, and influencing variables these gastropods. This study sampled gastropods in tropical montane rainforests by establishing 10-50 1m2 sampling plots across 60 randomly selected sites. Among 46 recorded 79% were native, 17% exotic. Representative species five endemic genera island two semi-slug from forests. Native primarily found forest...

10.2298/abs231126002t article EN cc-by Archives of Biological Sciences 2024-01-01

Abstract Predator and prey traits are important determinants of the outcomes trophic interactions. In turn, interactions shape evolution predator traits. How species’ likely to respond selection from depends crucially on whether how heritable their genetic correlations. Of many potentially influencing interactions, body size movement have emerged as universally key Yet, these shaped by is generally unclear, few studies simultaneously measured impacts heritability, correlations within same...

10.1101/2024.01.11.575285 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2024-01-15

Understanding and predicting population responses to climate change is a crucial challenge. A key component of are cases in which focal biological rates (e.g., growth rates) response due non-compensatory effects changes the underlying components birth death determining rates. We refer these as effects. As differential have been documented variety systems arise at multiple levels organization within across species, may be nearly ubiquitous. Yet, how combine scale influence demographics...

10.1111/gcb.17378 article EN cc-by Global Change Biology 2024-06-01

Abstract Predator and prey traits are important determinants of the outcomes trophic interactions. In turn, interactions shape predator trait evolution. How species' respond to selection from depends crucially on whether how heritable their genetic correlations. Of many influencing interactions, body size movement have emerged as key traits. Yet, these shaped by is unclear, few studies simultaneously measured impacts heritability, correlations within same system. We used outcrossed lines...

10.1111/1365-2435.14644 article EN cc-by Functional Ecology 2024-08-27

A crucial challenge in ecology is understanding and predicting population responses to climate change. key component of change are asymmetries which focal intra- or interspecific rates (e.g. growth rates) response due non-compensatory changes the underlying components birth death determining rates. Asymmetric have been documented a variety systems arise at multiple levels organization within across species. Yet, how these combine influence demographics populations often unclear, as...

10.22541/au.169470726.65740114/v3 preprint EN Authorea (Authorea) 2024-02-02

Understanding and predicting population responses to climate change is a crucial challenge. A key component of are cases in which focal biological rates (e.g. growth rates) response due non-compensatory effects changes the underlying components birth death determining rates. We refer these as effects. As differential have been documented variety systems arise at multiple levels organization within across species, may be nearly ubiquitous. Yet, how combine scale influence demographics...

10.22541/au.169470726.65740114/v4 preprint EN Authorea (Authorea) 2024-06-06

The present study was carried out in the recently established Warathenna-Hakkinda EPA Kandy District, Sri Lanka to investigate avifaunal diversity and conservation threats. Sampling conducted two main habitat types: river islands riverine forests. Both point count (10 m radius) line transect (200 long) methods were utilized maximum of 30 minutes used sample birds each point. Food habit, niche type, endemism, abundance, indices (Shannon & Margalef) calculated compare habitats this area. A...

10.11609/jott.7447.13.12.19689-19701 article EN cc-by Journal of Threatened Taxa 2021-10-26

A crucial challenge in ecology is understanding and predicting population responses to climate change. key component of change are asymmetries which focal intra- or interspecific rates response due non-compensatory changes the underlying components determining rates. Asymmetric have been documented a wide variety systems arise at multiple levels organization both within across species. Yet, how these combine influence demographics populations often unclear, as varied typically not mapped...

10.22541/au.169470726.65740114/v1 preprint EN Authorea (Authorea) 2023-09-14

A crucial challenge in ecology is understanding and predicting population responses to climate change. key component of change are asymmetries which focal intra- or interspecific rates (e.g. growth rates) response due non-compensatory changes underlying components birth death determining the rates. Asymmetric have been documented a variety systems arise at multiple levels organization within across species. Yet, how these combine influence demographics populations often unclear, as varied...

10.22541/au.169470726.65740114/v2 preprint EN Authorea (Authorea) 2023-09-19

Labeo fisheri is an endemic and endangered freshwater fish of Sri Lanka. Mainly restricted to the upper reaches Mahaweli River basin, it has been previously reported living in deep rapids among large rocks boulders. An accidental record a specimen from Victoria Reservoir led us further study this habitat during period January August 2017. This was carried out confirm presence population within report its new type stagnant waters. We investigated food habits by analyzing gut contents L....

10.11609/jott.7621.14.8.21579-21587 article EN cc-by Journal of Threatened Taxa 2022-08-26
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