birding-aus

Re: Bird threats List

To: 'birding-aus' <>
Subject: Re: Bird threats List
From: Anthony Overs <>
Date: Mon, 26 Mar 2001 13:01:47 +1000
> Marilyn and others
> 
> There is an analysis of threats to birds in the latest Action Plan for
> Australian Birds by Stephen Garnett and Gabriel Crowley. The list is too
> long for me to type up. I suggest you get a copy of the plan from
> Environment Australia.
> 
> Regards
> Anthony
> 
> -----Original Message-----
> From: Marilyn Davis [SMTP:
> Sent: Monday, March 26, 2001 1:53 PM
> To:   
> Subject:      [BIRDING-AUS] Bird threats List
> 
> Hi Birdo's
> 
> Is there a recognised list of bird threats and processes that affect 
> Australian birds?  My twin grandchildren asked for a list, they are doing
> a 
> bird conservation project at their school so we sat down and made a list
> in 
> the order of importance as we recognised them to be.
> 
> We quickly realised there are many problems that affect one group of birds
> 
> and and not another, e.g. natural vegetation clearing does not affect many
> 
> migratory waders.
> 
> Many of the problems that we listed have been discussed on birding-aus.
> Our 
> list so far, not entirely in order of importance is;
> 
> 1   Natural vegetation land clearing
> 2   Swamp reclamation
> 3   Mangrove reclamation
> 4   Overseas habitat destruction affecting our migratory bird feeding, 
> sheltering and nesting habitat
> 5   Controlled burning particularly during nesting season
> 6   Road Kills
> 7   Predation from cats and foxes
> 8   Duck Shooting
> 9   Agricultural and Horticultural bird pest destruction
> 10  Habitat destruction form overgrazing
> 11  Other feral predators such as rats and mice
> 12  Outback artesian bore drain and swamp destruction from capping bores
> 13  Toxic tailing dams at mines
> 14  Collision with overhead power lines near wetlands
> 15  Long line fishing
> 16  Feral animal competitors (e.g. rabbits graze food and protective
> cover)
> 17  Cannon netting and bird-banding
> 18  Out of balance native predators (silver gulls)
> 19  Out of balance native competitors (food and nesting sites)
> 20  Human disturbance at nesting colonies and sites
> 21  Bird skin collecting
> 22  Egg collecting
> 23  Trapping for aviculture
> 24  Accidental agricultural poisoning
> 25  Artificial water level management
> 26  Electrocution from power lines
> 27  Eradication of food source (e.g. Calici virus remove rabbits)
> 
> What other bird destructive threats have we missed?  Any discussion on the
> 
> list so far?
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