Articles by Keyword: Migratory Fish

Search results for Migratory Fish

We found 216 results for you
  1. Effect of large weirs on abundance and diversity of migratory <em>Labeobarbus</em> species in tributaries of Lake Tana, Ethiopia

    Effect of large weirs on abundance and diversity of migratory <em>Labeobarbus</em> species in tributaries of Lake Tana, Ethiopia

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Lake Tana has a remarkable fish diversity, including 17 endemic Labeobarbus species, of which nine spawn in the inflowing rivers. Three of the migratory species are threatened, namely the endangered Labeobarbus macrophtalmus and the vulnerable L. acutirostris and L. platydorsus...
  2. A CHECKLIST OF THE FISH SPECIES OF THE CROCODILE AND MATLABAS RIVERS (LIMPOPO SYSTEM) OF THE TRANSVAAL

    A CHECKLIST OF THE FISH SPECIES OF THE CROCODILE AND MATLABAS RIVERS (LIMPOPO SYSTEM) OF THE TRANSVAAL

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    This paper reports on the results of a fish distribution survey of the Crocodile and Matlabas Rivers (Limpopo System). Fifteen species are recorded for the first time in the Matlabas River. Seven unlisted species are recorded for the Crocodile River,...
  3. FISH SPECIES IN STEIUTONTEIN DAN, TUGELA-VAAI SYSTEM, SOUTH AFRICA

    FISH SPECIES IN STEIUTONTEIN DAN, TUGELA-VAAI SYSTEM, SOUTH AFRICA

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    Two alien species and seven indigenous species, including two minnow species, were present in Sterkfontein Dam. Of the larger species, Barbus aeneus and Labco capensis were the dominant in terms of numbers.
  4. The role of the Tsitsikamma National Park in the management of four shore-angling fish along the south-eastern Cape coast of South Africa

    The role of the Tsitsikamma National Park in the management of four shore-angling fish along the south-eastern Cape coast of South Africa

    Item type: Journal Article • Journal: South African Journal of Marine Science
    The role of the Tsitsikamma National Park (TNP) in the management of four important shore-angling fish (Diplodus sargus capensis, Diplodus cervinus hottentotus, Pachymetopon grande and Dichistius capensis) was evaluated using data obtained from two independent studies conducted over a similar...
  5. THE JUVENILE FISH POPULATION IN THE MARGINAL AREAS OF THE HENDRIK VERWOERD DAM

    THE JUVENILE FISH POPULATION IN THE MARGINAL AREAS OF THE HENDRIK VERWOERD DAM

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    Small seine nets were used to collect minnow and juvenile fish from a variety of habitats around the 350 km shoreline of the Hendrik Verwoerd Darn. In addition several areas were sectioned off from the darn and poisoned. The species...
  6. BATHYMETRIC STUDIES ON THE PONGOLO RIVER FLOODPLAIN

    BATHYMETRIC STUDIES ON THE PONGOLO RIVER FLOODPLAIN

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    Thirteen of the major pans on the Pongolo river floodplain have been studied. Most are shallow (>2.5 m) and regularly lose up to 70% of their water each year, although few dry out. Floods inundate considerable areas (1000 ha) around...
  7. THE SPECIFIC NAME OF THE SNAKE CATFISH, <em>CLAXIAS THEOWRAE</em> WEBER 1897

    THE SPECIFIC NAME OF THE SNAKE CATFISH, <em>CLAXIAS THEOWRAE</em> WEBER 1897

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    Workers revising Southern African freshwater fishes have endeavoured to provide brief information on those persons who have had fish named after them. The provenance of all such patronyms in currently valid species has been established with one exception: Clarias theodorae...
  8. THE USE OF BENZOCAINE HYDROCHLORIDE AS FISH TRANQUILLIZER AND ANAESTHETIC IN SALINE WATERS

    THE USE OF BENZOCAINE HYDROCHLORIDE AS FISH TRANQUILLIZER AND ANAESTHETIC IN SALINE WATERS

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    The anaesthetic effects of various concentrations of benzocaine hydrochloride were tested on Liza macrolepis and Sarotherodor mossambicus in sea water and diluted sea water, respectively. Induction time for anaesthesia was negatively correlated with increasing anaesthetic concentrations in L. macrolepis.
  9. THE PLASMA PROTEINS OF SOME FRESHWATER FISH IN THEIR NATURAL ENVIRONMENT

    THE PLASMA PROTEINS OF SOME FRESHWATER FISH IN THEIR NATURAL ENVIRONMENT

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    The plasma proteins of Cyprinus carpio (carp), Barbus holubi (yellowfish), Labeo umbratus (mudfish) and Labeo capensis (mudfish) were electrophoretically separated on polyacrylamide gels from blood samples obtained from specimens sampled during summer and winter in three different localities. Within a...
  10. POST-IMPOUNDMENT TRENDS IN THE FISH POPULATIONS OF THE HENDRIK VERWOERD DAM, SOUTH AFRICA

    POST-IMPOUNDMENT TRENDS IN THE FISH POPULATIONS OF THE HENDRIK VERWOERD DAM, SOUTH AFRICA

    Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa
    Fish population changes in the Hendrik Verwoerd Dam are presented as sampled with a series of multifilament gill nets from Spring 1971 to Summer 1977. During this period, species such as Barbus halubi (smallmouth yellowfish), B. kimberleyensis (largemouth yellowfish), Labeo...