Articles by Author: J Miller

Search results for J Miller

We found 41 results for you
  1. The delineation of plant communities in relatively homogenous grassland

    The delineation of plant communities in relatively homogenous grassland

    A relatively homogenous area of grassland was sampled by means of 2204 systematically place ½m2 quadrats for the presence or absence of all vascular plants this data was processed by the method of normal association analysis which provided an hierarchical...
  2. The cedara pasture seeder

    The cedara pasture seeder

    A description is given of a successful pasture seeder designed and built to fortify established pastures without complete soil disturbance. The implement has also been used successfully to establish low cost grass‐legume pastures.
  3. Maintenance of living krill <em>Euphausia superba</em> in simple aquaria

    Maintenance of living krill <em>Euphausia superba</em> in simple aquaria

    Item type: Journal Article • Journal: South African Journal of Marine Science
    Krill Euphausia superba caught in the Southern Ocean were maintained alive in two small aquaria mounted in a commercial chest deep-freezer. Skeletonema costatum and Thalassiosira aestavalis cultures were administered as food and the water in the aquaria was changed regularly...
  4. An unusual record of the prawn <em>Funchalia woodwardi</em> Johnson (Crustacea: Decapoda)

    An unusual record of the prawn <em>Funchalia woodwardi</em> Johnson (Crustacea: Decapoda)

    Item type: Journal Article • Journal: South African Journal of Marine Science
    A large swarm of the seldom recorded prawn Funchalia woodwardi Johnson was detected acoustically off the South African west coast and sampled with an 8-m2 rectangular mid water trawl. The biomass was estimated from the volume of water filtered and...
  5. The distribution of pelagic seabirds in relation to the oceanic environment of Gough Island

    The distribution of pelagic seabirds in relation to the oceanic environment of Gough Island

    Item type: Journal Article • Journal: South African Journal of Marine Science
    The distribution and the abundance of flying seabirds are described in relation to the marine environment near Gough Island in the south Atlantic Ocean. Results from a combined seabird, hydrographic and hydro-acoustic survey are assessed in order to highlight possible...
  6. Exploitation of Antarctic marine living resources: a brief history and a possible approach to managing the krill fishery

    Exploitation of Antarctic marine living resources: a brief history and a possible approach to managing the krill fishery

    Item type: Journal Article • Journal: South African Journal of Marine Science
    Four major phases in the exploitation of Antarctic marine living resources are identified and briefly described, viz. exploitation of seals, whales, finfish and krill Euphausia superba Dana. The pattern of exploitation has shifted from one group of resources to another...
  7. Cape fur seals trapped in trawling gear: age structure, sex ratio, seasonality and distribution

    Cape fur seals trapped in trawling gear: age structure, sex ratio, seasonality and distribution

    Item type: Journal Article • Journal: South African Journal of Marine Science
    Biological and distributional information on Cape fur seals Arctocephalus pusillus pusillus trapped in research and commercial trawl nets were examined and compared with data from seals shot during research cruises. The male/female ratio of 150:113 for all untagged seals trapped...