Search Results - "Raadik, Tarmo A."
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Cryptic diversity within two widespread diadromous freshwater fishes (Teleostei: Galaxiidae)
Published in Ecology and evolution (01-05-2024)“…Identification of taxonomically cryptic species is essential for the effective conservation of biodiversity. Freshwater‐limited organisms tend to be…”
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Comparative diversity in glochidia of Australasian freshwater mussels
Published in Frontiers in environmental science (21-12-2023)“…Most freshwater mussels have larvae (glochidia in Unionidae, Margaritiferidae and Hyriidae) that are parasitic on fishes. This study describes and compares the…”
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Global Biodiversity Assessment and Hyper-Cryptic Species Complexes: More Than One Species of Elephant in the Room?
Published in Systematic biology (01-07-2014)“…Several recent estimates of global biodiversity have concluded that the total number of species on Earth lies near the lower end of the wide range touted in…”
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Fifteen from one: a revision of the Galaxias olidus Günther, 1866 complex (Teleostei, Galaxiidae) in south-eastern Australia recognises three previously described taxa and describes 12 new species
Published in Zootaxa (18-12-2014)“…The systematics of the Galaxias olidus hyper-species complex from freshwater habitats in south-eastern, mainland Australia is revised. Galaxias olidus Günther…”
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Evolutionary relationships and fine-scale geographic structuring in the temperate percichthyid genus Gadopsis (blackfishes) to support fisheries and conservation management
Published in Molecular phylogenetics and evolution (01-10-2024)“…[Display omitted] •Gadopsis spp. are distributed in SE Australia and are of conservation concern.•Previous molecular studies with different data types support…”
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Multispecies models reveal that eDNA metabarcoding is more sensitive than backpack electrofishing for conducting fish surveys in freshwater streams
Published in Molecular ecology (01-07-2021)“…Environmental DNA (eDNA) sampling can provide accurate, cost‐effective, landscape‐level data on species distributions. Previous studies have compared the…”
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The conservation impacts of ecological disturbance: Time‐bound estimates of population loss and recovery for fauna affected by the 2019–2020 Australian megafires
Published in Global ecology and biogeography (01-10-2022)“…Aim After environmental disasters, species with large population losses may need urgent protection to prevent extinction and support recovery. Following the…”
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Rapid assessment of the biodiversity impacts of the 2019–2020 Australian megafires to guide urgent management intervention and recovery and lessons for other regions
Published in Diversity & distributions (01-03-2022)“…Aim The incidence of major fires is increasing globally, creating extraordinary challenges for governments, managers and conservation scientists. In 2019–2020,…”
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Modelling the spatial extent of post-fire sedimentation threat to estimate the impacts of fire on waterways and aquatic species
Published in Diversity & distributions (01-11-2022)“…Aim Fires can severely impact aquatic fauna, especially when attributes of soil, topography, fire severity and post‐fire rainfall interact to cause substantial…”
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Genome-wide SNPs resolve a key conflict between sequence and allozyme data to confirm another threatened candidate species of river blackfishes (Teleostei: Percichthyidae: Gadopsis)
Published in Molecular phylogenetics and evolution (01-04-2017)“…[Display omitted] •Genome-wide data resolves conflicting systematic hypotheses of iconic group of fishes.•Results consistent with previous allozyme results but…”
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Clear as mud: the ecology and conservation of a secretive wetland fish (Neochanna cleaveri:Galaxiidae) in a heavily altered landscape
Published in Wetlands ecology and management (01-10-2020)“…The rediscovery of presumed extirpated populations provides a second chance opportunity for species and habitat conservation. This study details the…”
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multigene molecular assessment of cryptic biodiversity in the iconic freshwater blackfishes (Teleostei: Percichthyidae: Gadopsis) of south‐eastern Australia
Published in Biological journal of the Linnean Society (01-03-2014)“…Freshwater biodiversity is under ever increasing threat from human activities, and its conservation and management require a sound knowledge of species‐level…”
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Hydrographic correlates of within‐river distribution and population genetic structure in two widespread species of mountain galaxias (Teleostei, Galaxiidae) in southern Australia
Published in Freshwater biology (01-03-2019)“…Closely related species may have different patterns of distribution and spatial population structure in common landscapes, which can have implications for…”
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Transport pathways shape the biogeography of alien freshwater fishes in Australia
Published in Diversity & distributions (01-10-2018)“…Aim: Changing preferences regarding which species humans have transported to new regions can have major consequences for the potential distribution of alien…”
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Revision of the genus Hannia (Teleostei, Terapontidae), with description of a new species, Hannia wintoni, from the Kimberley, Western Australia
Published in Zootaxa (04-11-2020)“…The systematics of the genus Hannia Vari 1978, endemic to freshwater habitats of remote north-western Australia, is revised in light of recent collections in…”
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A review of Galaxiella pusilla (Mack) (Teleostei: Galaxiidae) in south-eastern Australia with a description of a new species
Published in Zootaxa (25-09-2015)“…The dwarf galaxias, Galaxiella pusilla (Mack), is a small, threatened freshwater fish from coastal south-eastern Australia. Recent genetic studies, using…”
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Salinity tolerance during early development of threatened Murray hardyhead (Craterocephalus fluviatilis) to guide environmental watering
Published in Aquatic conservation (01-01-2020)“…The worldwide reduction in wetlands has led to the large‐scale decline of wetland‐dependent species. In Australia, to redress some of the decline, partial…”
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Migration History and Stock Structure of Two Putatively Diadromous Teleost Fishes, as Determined by Genetic and Otolith Chemistry Analyses
Published in Freshwater science (01-03-2014)“…Migratory life cycles and population structure of 2 putatively diadromous Australian fishes were examined using otolith chemistry (87Sr/86Sr) and genetics…”
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Managing fish species under threat: case studies from the Native Fish Strategy for the Murray‐Darling Basin, Australia
Published in Ecological management & restoration (01-03-2014)“…The Native Fish Strategy (NFS) for Australia's Murray‐Darling Basin was specifically targeted at managing and rehabilitating an entire fish community. Over…”
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The development of 24 polymorphic microsatellite loci for the endangered barred galaxias, Galaxias fuscus, through next generation DNA sequencing
Published in Conservation genetics resources (01-09-2012)“…Barred galaxias, Galaxias fuscus , is an endangered freshwater fish confined to headwaters of mountain streams in the Goulburn River system in central…”
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