New Zealands small freshwater fish fauna comprises 27 species, of which 17 are diadromous. Most have suffered reduction in abundance or range since European colonisation, so are in need of conservation measures. Criteria for the design of reserves for riverine fish differ from those for land-...
freshwater fishlethal temperatureNew ZealandUpper lethal and preferred temperatures were determined experimentally for eight common species of New Zealand freshwater fish. Upper lethal temperatures ranged between 28.3 and 39.7掳C and preferred temperatures between 16.1 and 26.9掳C. Anguilla australis was the...
Beentjes, M.P. (1999) Size, age, and species composition of commercial eel catches from South Island market sampling, 1997–98. NIWA Technical Report, 51, National Institute of Water and Atmospheric Research, Wellington, New Zealand M.P. Beentjes D.J. Jellyman (2003)Enhanced growth of longf...
来自 doc.govt.nz 喜欢 0 阅读量: 6 作者: corporatename = New Zealand Department of Conservation (DOC) 摘要: How to tell apart the three species of freshwater eels in New Zealand. At first glance they look the same, but each species is unique in its own way....
Identifying important sites for conservation of freshwater biodiversity: extending the species‐based approach Species richness in relation to area of habitat is extremely high in many freshwater groups, with an estimated 12 000 fish, 5000 amphibians and 2000 mollus... WRT Darwall,J.〤. VIÉ - ...
The freshwater Fish Invasiveness Screening Kit (FISK) has been applied in 35 risk assessment areas in 45 countries across the six inhabited continents (11
C1 units can be either directly released by phytoplankton species or can result of bacterial breakdown of algal carbohydrates (Sieburth and Keller, 1989; Milne et al., 1995; Heikes et al., 2002). Other potential C1 sources include atmospheric Correspondence: MM Salcher. Current address: Biology...
Invasiveness Risk Assessment of Non-native Freshwater Fish Species (Order: Siluriformes) for Lake Taal, Philippines Biological invasions caused by the introductions of non-native species (NNS) into their non- native ecosystems have long been a global environmental concern. In the Philippines large-scal...
NZ J Mar Freshw Res 35:625–633Richardson J, Williams EK, Hickey CW (2001) Avoidance behaviour of freshwater fish and shrimp exposed to ammonia and low dissolved oxygen separately and in combination. New Zea J Mar Fresh Res 35:625–633...
Four freshwater eel species (Anguilla spp.) occur in southern African rivers that are increasingly anthropogenically modified. Information on movements, ha