Biodiversity

Species Profile and Threats Database


For information to assist proponents in referral, environmental assessments and compliance issues, refer to the Policy Statements and Guidelines (where available), the Conservation Advice (where available) or the Listing Advice (where available).
 
In addition, proponents and land managers should refer to the Recovery Plan (where available) or the Conservation Advice (where available) for recovery, mitigation and conservation information.

EPBC Act Listing Status Listed as Vulnerable
Recovery Plan Decision Recovery Plan required, this species had a recovery plan in force at the time the legislation provided for the Minister to decide whether or not to have a recovery plan (19/2/2007).
 
Adopted/Made Recovery Plans Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
 
Federal Register of
    Legislative Instruments
Declaration under s178, s181, and s183 of the Environment Protection and Biodiversity Conservation Act 1999 - List of threatened species, List of threatened ecological communities and List of threatening processes (Commonwealth of Australia, 2000) [Legislative Instrument].
 
State Government
    Documents and Websites
VIC:Flora and Fauna Guarantee Action Statement 237-Ridged Water-milfoil Myriophyllum porcatum (Victorian Department of Sustainability and Environment (Vic. DSE), 2008u) [State Action Plan].
State Listing Status
VIC: Listed as Threatened (Flora and Fauna Guarantee Act 1988 (Victoria): February 2014 list)
Non-statutory Listing Status
VIC: Listed as Vulnerable (Advisory List of Rare or Threatened Plants in Victoria: 2005)
Scientific name Myriophyllum porcatum [19919]
Family Haloragaceae:Haloragales:Magnoliopsida:Magnoliophyta:Plantae
Species author Orch.
Infraspecies author  
Reference Brunonia 4 (30 Nov. 1981) 5, fig 8.
Distribution map Species Distribution Map

This is an indicative distribution map of the present distribution of the species based on best available knowledge. See map caveat for more information.

Illustrations Google Images

The following table lists known and perceived threats to this species. Threats are based on the International Union for Conservation of Nature and Natural Resources (IUCN) threat classification version 1.1.

Threat Class Threatening Species References
Agriculture and Aquaculture:Livestock Farming and Grazing:Grazing pressures and associated habitat changes Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Agriculture and Aquaculture:Livestock Farming and Grazing:Habitat alteration (vegetation, soil, hydrology) due to trampling and grazing by livestock Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Climate Change and Severe Weather:Climate Change and Severe Weather:Climate change altering atmosphere/hydrosphere temperatures, rainfall patterns and/or frequency of severe weather events Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Human Intrusions and Disturbance:Recreational Activities:Habitat disturbance from recreational vehicle use Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Invasive and Other Problematic Species and Genes:Invasive Non-Native/Alien Species:Competition and/or habitat degradation Echium plantagineum (Paterson's Curse, Salvation Jane, Purple Bugloss, Blue Echium, Blueweed, Blue Weed, Lady Campbell Weed, Plantain-leaf Viper's Bugloss, Purple Echium, Riverina Bluebell) Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Invasive and Other Problematic Species and Genes:Invasive Non-Native/Alien Species:Competition and/or habitat degradation by weeds Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Invasive and Other Problematic Species and Genes:Invasive Non-Native/Alien Species:Competition, predation and/or habitat degradation Cyprinus carpio (European Carp, Common Carp) Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Natural System Modifications:Dams and Water Management/Use:Alteration of hydrological regimes and water quality Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Natural System Modifications:Dams and Water Management/Use:Changes in hydrology including habitat drainage Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Pollution:Pollution:Changes to water and sediment flows leading to erosion, siltation and pollution Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Pollution:Pollution:Declining water quality (salinity, nutrient and/or turbitity) Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Pollution:Pollution:Habitat degradation and loss of water quality due to salinity, siltaton, nutrification and/or pollution Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].
Pollution:Pollution:Pollution due to oil spills and other chemical pollutants Ridged Water-milfoil Myriophyllum porcatum - National Recovery Plan (Murphy, A.H., 2006) [Recovery Plan].

EPBC Act email updates can be received via the Communities for Communities newsletter and the EPBC Act newsletter.

This database is designed to provide statutory, biological and ecological information on species and ecological communities, migratory species, marine species, and species and species products subject to international trade and commercial use protected under the Environment Protection and Biodiversity Conservation Act 1999 (the EPBC Act). It has been compiled from a range of sources including listing advice, recovery plans, published literature and individual experts. While reasonable efforts have been made to ensure the accuracy of the information, no guarantee is given, nor responsibility taken, by the Commonwealth for its accuracy, currency or completeness. The Commonwealth does not accept any responsibility for any loss or damage that may be occasioned directly or indirectly through the use of, or reliance on, the information contained in this database. The information contained in this database does not necessarily represent the views of the Commonwealth. This database is not intended to be a complete source of information on the matters it deals with. Individuals and organisations should consider all the available information, including that available from other sources, in deciding whether there is a need to make a referral or apply for a permit or exemption under the EPBC Act.

Citation: Department of the Environment (2014). Myriophyllum porcatum in Species Profile and Threats Database, Department of the Environment, Canberra. Available from: http://www.environment.gov.au/sprat. Accessed Sun, 13 Jul 2014 00:00:31 +1000.