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Sunday 28 February 2016

Stranded Cetacean - Do You Know What To Do?

So about a week ago there were news articles going round social media of a group of holidaymakers who removed a baby dolphin from the sea, to allow them to take selfies with it. This is ignorant and disgusting behaviour that I would hope the majority of people can see and understand why.

This posts aim however is not to complain or criticise those holidaymakers’ actions it is an attempt to educate so if you were to find a stranded marine animal you would know the best course of action to take in an attempt to save its life.

So just to start with a bit of general information, the order of mammals which are regularly stranded is Cetacea. This group includes dolphins, whales and porpoises, this is not to say that these are the only creatures that strand on beaches, they do however represent the majority of species which become stranded. Species such as sharks and smaller fishes can also get stranded, due to their reliance on gills and so water to breathe means that they are sadly likely to be deceased when you find them, but if they are still alive the same steps should be taken to rescue them.

Cetaceans have all evolved to be extremely well adapted for their aquatic existence but this makes them poor at coping with anything which involves land. They all possess a set of front flippers which in most cases are unable to support their weight and a tail which is fluked (horizontal shaped) which provides an efficient method of propulsion. These are great designs for movement in the water but terrible at providing any form of mobility on the land.

There are several things that you need to be aware of if you do find a stranded cetacean on the beach. First of all they are extremely strong and if you were to be hit as the creature struggles you could become seriously injured.  Also whales and even a few of the dolphins will weigh enough to kill you if you get trapped under them so bare that in mind when approaching and moving around the animal. It is also important to remember that cetaceans are wild animals and so have the potential to be carrying diseases, some of which are transferable to humans.

Step one on discovering a stranded animal is to assess the situation and make sure you are safe. In very rare cases you may be able to carry a small dolphin or baby porpoise back to the sea. Never attempt to drag them however, as this could lead to the animal becoming seriously injured. This is the fastest and easiest way to resolve the situation but is rarely the case and if you do take this approach there are risks to yourself involved. Once the animal is returned to the sea do not just leave it in the surf, the stranding process is likely to have left the animal exhausted and it may need your help to get through the surf without suffering from further injuries or drowning. If the beach is safe try and walk the animal out past the breakers before letting it go. This is something you’ll have to judge however when handling the animal.

In most cases however the stranded cetacean will be too large for a group of people to man handle back into the sea. If this is the case however there are still a number of steps which you can take to increase the chances of the individual’s survival until the tide returns.

·         The first step you should take is to alert the authorities so a group of experience people can travel to you and take charge, numbers for these rescue groups can be found online. In the UK it’s best to call either British Divers Marine Life Rescue (01825 765546) or the RSPCA (0300 1234999).

·         Make sure their blowholes are free of obstruction so as to allow them to breath freely

·         Keep dogs etc away and attempt to minimise stress as much as possible

·         The next step you should take is to try and keep the animal as wet and cool as possible. In most cases stranded animals die of heat exhaustion and dehydration when they become stranded.

·         Finally attempt to dig around the front fins of the animal if they are in contact with the ground. In some cases cetacean skeletal structure means that once beached a lot of pressure and stress is applied to their joint which can result in serious damage. However don’t do this if you have to move the fins as this will result in more damage so is better left alone

        

It is important to remember ever situation is different and so guide lines are only very rough and the most important point is the first one – alert the authorities so experienced well train people can come and asset in the rescue.

Thanks for reading!


Check out this link if you missed the news about the dolphin and the holiday makers


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