Victoria's Box-Ironbark - Govt response Feb 2002

To: "Frank O'Connor" <>
Subject: Victoria's Box-Ironbark - Govt response Feb 2002
From: Lawrie Conole <>
Date: Fri, 1 Mar 2002 10:16:28 +1100
Frank O'Connor wrote:

>Feral bees are a significant problem for breeding Red-tailed 
>Black-Cockatoos in the south west.  Ron Johnstone at the WA 
Museum and 
>others have been researching the black cockatoss in the 
south west.  

In December 2001, I conducted a survey of trees along a 
pipeline route from Naracoorte (South Australia) to Casterton 
(Victoria), to identify potential Red-tailed Black-Cockatoo 
nest trees.  Of the trees I found to be potential nest trees, 
over 50% had the hollows occupied by feral honeybees.  I 
found a good way of locating hollows simply to look for bee 

I'm quite certain that extensive hollow use by bees is a 
significant disincentive for RTBCs seeking out nest hollows.  
The south-east RTBC (ssp. graptogyne) is seriously 
endangered, so any interference with breeding has the 
potential to make serious inroads into recruitment for this 


Lawrie Conole
2/37 Myrnong Crescent, Ascot Vale Vic 3032

AH 03 9370 3928  Mob 0419 588 993

Senior Zoologist
Ecology Australia Pty Ltd
88 B Station Street, Fairfield Vic 3078

BH 03 9489 4191  Fax 03 948 7679
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