Search Results - "McDowall, R. M."

Crying wolf, crying foul, or crying shame: alien salmonids and a biodiversity crisis in the southern cool-temperate galaxioid fishes? by McDowall, R M

“…The galaxioid fishes are the dominant, most speciose group of freshwater fishes (with >50 species) in the lands of the cool southern hemisphere, with…”
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On amphidromy, a distinct form of diadromy in aquatic organisms by McDowall, R.M

“…Amphidromy is a distinctive form of diadromy that involves some fish, decapod crustaceans and gastropod molluscs. Characteristic elements in amphidromy are:…”
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Why be amphidromous: expatrial dispersal and the place of source and sink population dynamics by McDowall, R. M

“…Amphidromous fishes are found predominantly on the tropical and subtropical islands of the globe and there are few amphidromous species on continents. I…”
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Early hatch: a strategy for safe downstream larval transport in amphidromous gobies by McDowall, R. M

“…The downstream migration to sea of newly-hatched larvae of amphidromous fishes exposes them to the risk of irreversible starvation if migration takes too long…”
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Jordan's and other ecogeographical rules, and the vertebral number in fishes by McDowall, R. M.

“…To explore variation in the number of vertebrae in fishes in the context of Jordan's rule and other ecogeographical rules. Global. The study is based on…”
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Diadromy, history and ecology: a question of scale by McDowall, R. M

“…The existence of diadromous migrations has significant implications for understanding a broad series of biogeographical and ecological questions and for doing…”
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Ancestry and amphidromy in island freshwater fish faunas by McDowall, R M

“…Amphidromy is a frequent attribute of fish faunas of remote islands, where the presence of freshwater fishes creates perplexity as to how such remote places…”
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Hawaiian biogeography and the islands' freshwater fish fauna by McDowall, R. M.

“…Aim This paper describes known patterns in the distributions and relationships of Hawaiian freshwater fishes, and compares these patterns with those exhibited…”
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Accumulating evidence for a dispersal biogeography of southern cool temperate freshwater fishes by McDowall, R. M.

“…Aim This paper seeks to understand the biogeography of southern cool temperate freshwater fishes in the context of diverse aspects of their natural history…”
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Impacts of Introduced Salmonids on Native Galaxiids in New Zealand Upland Streams: A New Look at an Old Problem by McDowall, R. M.

“…Since brown trout Salmo trutta and rainbow trout Oncorhynchus mykiss were introduced into New Zealand in the late 1800s, there has been a decline in the…”
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What biogeography is: a place for process by McDowall, R. M.

“…The search for understanding of the past and present processes that have and/or continue to generate observed biotic distribution patterns substantially…”
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Falkland Islands biogeography: converging trajectories in the South Atlantic Ocean by McDowall, R. M.

“…Aim This paper describes the biogeographical setting of the Falkland Islands, in the context of the relationships of the islands' biota to other…”
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Diadromy, diversity and divergence: implications for speciation processes in fishes by McDowall, R M

“…Ghoti papers Ghoti aims to serve as a forum for stimulating and pertinent ideas. Ghoti publishes succinct commentary and opinion that addresses important areas…”
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Different kinds of diadromy: Different kinds of conservation problems by McDowall, R. M.

“…Conservation issues of diadromous fishes are discussed in relation to the IUCN list of threatened species. There is still uncertainty in respect of the…”
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The possible adaptive advantages of terrestrial egg deposition in some fluvial diadromous galaxiid fishes (Teleostei: Galaxiidae) by McDowall, RM, Charteris, SC

“…Several diadromous New Zealand and Australian species of Galaxias are now known, or suspected, to deposit their eggs amongst riparian vegetation or substrates…”
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The evolution of diadromy in fishes (revisited) and its place in phylogenetic analysis by Mcdowall, Rm

“…Diadromy is a term used to describe migrations of fishes between fresh waters and the sea; these migrations are regular, physiologically mediated movements…”
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Fighting the flow: downstream-upstream linkages in the ecology of diadromous fish faunas in West Coast New Zealand rivers by MCDOWALL, R. M

“…1. Diadromy is a dominating behavioural characteristic of fish faunas in New Zealand rivers, with amphidromy and catadromy being the most common strategies. 2…”
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Process and pattern in the biogeography of New Zealand - a global microcosm by McDowall, R. M.

“…To describe New Zealand's historical terrestrial biogeography and place this history in a wider Southern Hemisphere context. New Zealand. The analysis is based…”
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Ontogenetic changes in morphology of flathead galaxiid fishes (Osmeriformes: Galaxiidae) in South Island, New Zealand by Crow, SK, McDowall, RM

“…We examined ontogenetic changes in morphology of four non-migratory 'flathead' galaxiid fishes and interspecific differences. Geometric analyses were used to…”
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Shoot first, and then ask questions: A look at aquarium fish imports and invasiveness in New Zealand by McDowall, R. M.

“…A risk analysis is being undertaken of threats to natural ecosystems in New Zealand from importation of aquarium fish. The literature on invasiveness reveals…”
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