Orca attack

Bristolfashion

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Elephants are in danger in most of Africa as there are very few left due to poaching for their tusks.

Rhino is also endangering due to poaching for their horns used in the far east.

How many Orca' are left in the world I expect a lot more than Elephants and rhino's
I'm not sure what your point is?

There are an estimated 50,000 orcas in the world

There are an estimated 415, 000 African elephants

There are around 50,000 Asian elephants

There are about 27,000 rhinos left across all species.

You're the one who started talking about Zimbabwe and killing elephants to feed the starving. I don't know the situation at all and, since that's a non-boaty current affair I don't really want to discuss it here. I'm sure that there are other forums where you can discuss that matter.

Personally, I believe that if we are going to harvest wild populations of anything, it should be done in a humane manner, taking no more than we need, avoiding "by catch" and ensuring the long term viability of those populations including any sub-species / varieties / genetically distinct groups.
 

rogerthebodger

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My point is that we take issue when animals fight back for whatever reason, yet we consider we have the right to tale the life of an animal for our own benefit

I do eat meat but do not kill animals for reasons other than food.

I was thinking has there been any recorded attacks or deaths of humans by orcas unlike sharks where more sharks are killed by humans that sharks kill humans

Orcas around the world have developed all different hunting techniques which are separate around the world and handed down to young by the elders, so orcas are intelligent it's that we just don't know why orcas are attacking boat rudders in the area under discussion

We need to have some perspective with regard to the use of other animals for reasons other than food.
 

RobbieW

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And in captivity and what were the reasons
Orca attacks - Wikipedia
As to reasons, I would guess psychological, boredom, territorial ? Reading the article there are some instances of Orca potentially misidentifying people as prey then leaving them alone. Of course, any successful wild kills are less likely to be recorded.
 

Bristolfashion

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Please get my name right it's ROGERTHE BODGER I don't DODG any thing and I do stand up to those who challenge me on my opinions thay are mine if you don't like or disagree you have the right to do that as all others have the same right
I have the right to disagree about your name then!😀

Come on, if you're dodging the question about killing mosquitos, rogerthedodger is too tempting, especially bearing in mind,

1000007511.jpg
 

rogerthebodger

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I don't need to kill mosquitos as we have several ways to deter them from landing on us when we are in bed at night.

It's not just killing then it's we have a better way of preventing them from attaching us wherever we are especially when we travel to more tropical regions
 

Pendle Witch

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Another one on a German boat off Peniche.

Boat had its rudder bitten off.

Captain said Orcas were not aggressive just appeared playful.

Bit close to home as I am in Nazare!

Hopefully they are only biting EU boats! I will be flying my red ensign - so hopefully that will put them off!
As Orcas are apparently a protected species it would appear to be almost impossible to physically defend your vessel, despite the (remote) possibility of danger to human life, and the cost of possible repairs, rescue etc.
There is a known, possible electronic solution apparently widely used in the fishing industry to deter sea mamals from "stealing" from the catch nets. These devises, called 'pingers', are suspended in the water, powered by internal batteries, which emit a warning signal to scare away the 'thieves' and is said to be effective and harmless.
I have made enquiries about these devises and intend to purchase in the near future, however I am somewhat disturbed to have read that Spanish authorities have forbidden their use in Spanish territorial waters??
As these attacks, however playful, could result in dangers to life are actually, and it seems, predominantly occurring in Spanish waters, what is the reason for this ban?
To avoid these attacks are vessels using this devise to sail further from shore to avoid this ban and to enter the Mediterranean on the south side of the straits away from Spanish Waters, or to withdraw the device and risk attack.
Maybe my information is incorrect and I invite enlightenment from the marine fraternity, but please refrain from any insults about my ignorance of the facts, just educate me!
 

noelex

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There is a known, possible electronic solution apparently widely used in the fishing industry to deter sea mamals from "stealing" from the catch nets. These devises, called 'pingers', are suspended in the water, powered by internal batteries, which emit a warning signal to scare away the 'thieves' and is said to be effective and harmless.
I have made enquiries about these devises and intend to purchase in the near future, however I am somewhat disturbed to have read that Spanish authorities have forbidden their use in Spanish territorial waters??
As these attacks, however playful, could result in dangers to life are actually, and it seems, predominantly occurring in Spanish waters, what is the reason for this ban?
The August 24 Sailing Today magazine ( August 24) contains an interview with Jetty de Koster apparently one of the world's leading cetacean researchers.

His comments state that many of techniques such as pingers, sand, going around in circles and stopping do not work. The exception is firecrackers.

The other useful suggestion was that, perhaps counterintuitively, a higher boat speed reduces the force the Orcas can exert on the rudder.

Sadly it was also noted that the position tags are no longer working. This leaves sailors in the dark where these animals are located, although, very stupidly in my view, this information was never directly shared with sailors even when it was available.
 
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