Responsible-diver – CMAS Europe

To become a Eco (Responsible) diver you should…

start being more observant while diving

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be a specialist marine biology

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a very experienced diver

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Snorkelling with whale sharks is…

very dangerous

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raising more money than hunting and killing them

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forbidden

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Conservation diving is necessary …

to save air

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to hunt fishes

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to preserve our diving grounds

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Conservation divers will know …

how to contribute to the preservation of ecosystems

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how to feed underwater life

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how to avoid decompression stops

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A tourist-diver can …

influence local people that a healthy environment is a cornerstone for a sustainable development

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always pay a little more, and won't be responsible for the damage they are causing during a dive

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not interfere if he/she sees destroying actions created by follow divers

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A conservation Diver (Responsible diver) …

Recognizes and is aware of the effect of climate change on the aquatic biodiversity

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Is capable to determine all sea animals

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Does not need to understand specific threats to aquatic biodiversity

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In Herman Melville’s novel ‘Moby-Dick’ the main character, Ishmael thought the whale was a

Mammal

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Fish

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God

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What is taxonomy?

The science of naming, describing and classifying organisms.

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The science of microorganisms of the world.

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The science of relationship between mammals.

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The Swedish biologist Carl Linnaeus (1707-1778) developed two element of taxonomy that are still in use today, one of them is:

the hierarchical framework of Kingdoms, Phyla, Classes,….

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the evolution theory

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the binomial system

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The tree of life is based on the idea of …

Cousteau

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Darwin

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Archimedes

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Some species have many common names in a single language. For example the small lobster is known in English as scampi. What is de Spanish name?

Prawn

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Cigala

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Langoustine

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Scientific names are based on Latin or Greek and in most cases….

describe some aspects of the organism

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got the name of the person who discovered that animal

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written in capitals

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Protoctista includes single-celled algae that, particularly in spring times …

are killing fishes

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is turning the water green

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are filtering the water and improving the underwater visibility

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There are three main groups of seaweeds commonly called…

purple, green and red seaweed

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green, brown and purple seaweed

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brown, red and green seaweed

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Seaweeds

do not have flowers

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have flowers

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have leaves

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Red seaweeds

can occur down to around 25 meters

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can only occur deeper than 20 meters

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tend to be big

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Brown seaweeds

are most common in shallow waters

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are most common below low-tide level

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are most common in deeper water (10-20 meters)

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Green Seaweeds

are common in shallow dive sites and on shore dives

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are most common in deep water

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are plants

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Seagrasses are …

Seaweed

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Plants

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not growing on rocks

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Mangroves are …

often act as a nursery for many fish species

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are dangerous forests endangering inshore areas

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are destroying sea life

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Sponges …

have organs

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are filter feeders

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are plants

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Jellyfish …

are large planktonic predators

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are swimming upside down

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are part of the Bryozoa

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Leeches are either predatory or adapted to suck blood, they are part of…

the flatworms

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the roundworm

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the segmented worms

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Krill, the food of some whales are related to …

the insects

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the vertebrates

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the worms

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Brittle stars are living in deeper waters they feed on …

small fiches

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molluscs

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detritus falling down

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The Bruntland report (1987) addresses …

the effects of gulf streams

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all elements of human effects on the environment

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the results of mass whale fishing

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IPCC (International Panel on Climate Change) received the Nobel Peace Prize and is an organisation of

the United Nations

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UNICEF

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World Wide Fund for Nature

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Former Vice President of the USA, Al Gore was able to present environmental effects clearly …

in the Kyoto protocols

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in his book and film 'The inconvenient truth'

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during the Conference od UNFCCC in Paris (United Nations Framework Convention on Climate Change)

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Threatened coral is a good example of the complexity of climate change because …

coral will be bothered by extra water (melting ice)

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coral isles will disappear in the oceans destroying the biotope

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diving activity

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The ozone layer is

affected because of the increasing amount of greenhuse gasses

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acting as a mirror reflecting most energy back to earth

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attracting huge quantities of sun energy

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The treat for divers of see level rising is …

lower water temperatures

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disappearing popular diving islands

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more tide, so more water movement

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Melting of glaciers causes…

shortage of fresh water

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increasing quantities of fresh water

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heating of the earth

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A ship without cargo can be responsible for direct pollution.

Because being higher on water oxidation of the boot increases

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Because water is used as ballast and when drained it can be a big source of pollution.

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This is not correct it will be less responsible for pollution.

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The use of paint on the hull of ships …

is highly toxic and induce seks change in slugs

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is protecting the environment because it is resisting corrosion.

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is not having an impact on nature

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The first big oil environmental disaster was caused by …

The oil tanker Torrey Canyon who stranded near the English shore

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The explosion of the drilling Deep Horizon in the Gulf of Mexico

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The impact of sinking ships during world war I

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Luxembourg

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50 km²

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France

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Greenhouse gasses (mainly CO2) is …

not dangerous for oceans because they are converted to oxygen an carbohydrates.

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also converted into carboxylic acid and creating acidification of the oceans.

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not having any impact on oceans

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An example of plundering is fishing with a beam, it is catching everything.

25% is thrown back into the sea and survives

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60% is thrown back into the sea , on this 60% does not survive

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50% is thrown back into the sea

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Fishing kelp, a Japanese speciality, is something nobody cares about.

But it is as destructive as cutting down the jungle.

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Correct, kelp is not part of an endangered eco system

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Not correct, Japanese people do not like to eat kelp

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Coral bleaching

is the effect of the production of oxygen and organic substances

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is the fading effect after unicellular algae disappear because of little increasing temperatures

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is starting up on the moment the temperature is increasing by 2°C on annual average.

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The population of Chinese pufferfish, favourite on the menu list of the Japanese declined the past 40 years…

by 50%

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by 75%

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by 99,9%

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In 2014 the International Union for Conservation of Nature studied 76.199 species, do you know how many were threathed with extinction?

50%

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30%

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10%

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Coral reefs provide food, employment, recreation and storm protection for half a billion people. Nevertheless a big quantity of coral reefs are threatened or has been destroyed.

20%

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50%

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70%

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In the Caribbean, the coating with hard coral in the last 30 years has been decreased

from 50% to 10%

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from 25% to 10%

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from 35% to 25%

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IUCN made a study of mangrove forests and discovered that a good part vanished over the last 20 years

10%

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20%

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35%

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It is alright to fish and harvest plants but …

we should ensure that populations are large enough to reproduce

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we should only catch 50% of the population

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we should ensure that we only catch adult species

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Natura 2000

is a European initiative to study sea life

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Is a network of core breeding and resting sites for rare and threatened species

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is an organisation offering information on climate impact on life

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Does sustainable agriculture and forestry affect diving?

No only sustainable fishing policy is affecting diving

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Yes because it is reducing agricultural chemicals and as such less pollution of fresh water, lakes and rivers

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No sea live protection only matters

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The first thing a diver can do will not immediately be associated with conservation is

learn about sea life behaviour.

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become member of a sea life protection organisation

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have a perfect buoyancy

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Divers should be careful descending …

not to exceed 10m/min

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not to hit the bottom

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not to leave the divemaster behind

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If divers want to dive close to the bottom they should…

use a well executed frog kick

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use smaller fins

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use larger fins

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Divers should contribute to the environment and…

become member of an environmental organisation

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leave noting behind that does not belong beneath the surface and on shore

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only take dead animals or plants home

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The so-called ‘killer algae’ is very popular in marine aquariums. It escaped in 1982 from the Oceanographic Museum of Monaco.

It is now killing other organisms directly

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It is constituting an ecological threat of growth of entire communities such as gorgonians

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Is not really a threat and will disappear after a few years

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The so-called ‘killer algae’ is very popular in marine aquariums. It escaped in 1982 from the Oceanographic Museum of Monaco.

It is covering now 1.000 hectares

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It is now covering 5.000 hectares

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It is now covering 10.000 hectares and unstoppable

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The Suez Canal is having an impact on the fauna in the Eastern Mediterranean.

because tropical species are migrating from the Red Sea to the Mediterranean Sea.

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This does not matter, it is in the interest for divers

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The species migrating into the Mediterranean Sea will die

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What creates the high brightness an the blue colour of the Mediterranean Sea?

The discharge carried by the rivers into the sea

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The nutrient-poor water

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The presence of algae's

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The precious Red Coral can now only be found in hard to reach places.

It belongs to de gorgonian class

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It is part of the hexacoral

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It has six pinnately branched tentacles

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One of the differences between tropical and subtropical areas is …

the absence of sharks

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that reef-building corals do not occur in subtropical seas

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the presence of gorgonians in subtropical seas

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Why seagrass fields are playing an important role in the Mediterranean sea?

They are capturing nutrients

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They are not playing an important role

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They are eaten by most fiches

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The first national underwater park in the Mediterranean is…

Estartit – Medas in Spain

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Port Cross in France

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Banyuls in France

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Although it is the sun that influences the temperature of the Red Sea surface …

it is the warm water entering from the Arabian Sea that is causes water temperature

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it is the warm wind from the Sahara that causes the water temperature

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it is the volcanic activity of the tectonic plates that causes the water temperature

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What is the optimal temperature for the development of corals?

30°C

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24°C

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27°C

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Parrotfish are reverse hermaphrodites this means …

they possess both male and female seks organs

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they develop first into a female and then change to male

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they develop first into a male and than change to female

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A clown fish changes gender …

Not correct, clown fishes no not change gender

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They are first female then male

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They are first male then female

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Whites sharks are changing gender…

Not correct, clown fishes no not change gender

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They are first female then male

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They are first male then female

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The female Clowfish is reproducing eggs, fertilized by the male who also guards them.

100-300 eggs

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5000-7000 eggs

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500-1500 eggs

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The juveniles of Reef Snappes may be eten

No they may be toxic

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Yes they are quit good for consumption

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Yes but they have to be cooked in oil

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Responsible Diver certification Quiz

Responsible Diver certification Quiz

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