Original subtitles

♪ On the Isle of Mako ♪

silver glow ♪

♪ Under the moon's

♪ The night is calm ♪

♪ But suddenly ♪

in the sea ♪

♪ There's a change

magic and brave ♪

♪ Three mermaids,

under the waves ♪

♪ True beauties

mystery ♪

♪ Their secret will always be

♪ In the depths of the sea ♪

I'm gonna be the winner.

You might as well give up.

Only in your dreams!

- [Bernie] Come on, Bobby!

- [all cheer]

Bobby's pulled into the lead.

You're the best!

we're rooting for you!

Come on,

you can beat me?

You really think

I know I can beat you.

[high-pitched whining]

[both yell]

taking their time.

They're sure

by now.

They should have been here

that cannonball? Amazing!

[laughs] Did you see

Come on, Lewis, your serve.

It's super important.

Cleo, this is match point.

Let's not blow it.

[high-pitched whining]

- What's going on?

- [girls yell]

What's happening to you?

[noise stops]

interference.

Maybe it was some kind of

a cellphone tower.

You know, like from

hear anything?

Then why didn't you

at the lab.

I'll have to run tests

Anyway, the noise has stopped.

I'm not in the mood.

Have you seen the time?

Oceanic Center.

I'm gonna be late at the

It's just next door.

But I've got to go home first

down everything Mr. Lambert says

to grab my notebook. I write

- So I can review it?

- so I can review it.

about becoming a veterinarian.

I guess she's really serious

Dad, you're here.

all morning.

Yes, I was on a rescue mission

got swept out to sea.

A weekend sailor

- Sorry, I'm really late.

- Luckily...

to the Oceanic Center.

I've got to run

some important skills

If you really want to learn

some of my rescue missions.

you could join me on

Center isn't important?

Because working at the Oceanic

the same as saving lives.

Nursing turtles isn't quite

I wasn't interested

And what if

in being in the Coast Guard?

found it boring?

And what if I just

Everything OK, honey?

Was it like... [whines]

Or maybe more... [yells]

Or even... [beeps]

I don't remember, so stop!

than what we heard.

You're even worse

[Emma] Watch out, Lewis.

[coughs]

walking, the big galoot?

Can't he watch where he's

What are you doing here?

He didn't do it on purpose.

and Robby have disappeared.

We need your help. Bobby

there's any reason to panic.

The dolphins? I don't think

to go exploring.

They probably decided

In front of their fans?

In the middle of a race?

let down their fans.

You're right. They'd never

telling you?

What's the little crab

awaits the super mermaids.

That a new mission

over there

They took the big bend

and nobody has seen them since.

the deep waters out here

I've always wanted to explore

so today is my lucky day.

then.

Well, we'll leave you to it,

I've found Bobby!

[gasps] Emma!

He doesn't look too good.

And I just found Robby.

Neither does Bobby.

Bobby, wake up!

Bobby, can you hear me?

has been looking for you.

What happened to you? Everyone

the giant octopus.

Watch out for

[screams]

[Emma] Rikki!

Let's get out of here.

[Rikki] Quick.

a horrible noise.

And then we heard

like someone screaming.

Coming from way out at sea,

knocked us out.

And it completely

what was happening.

We didn't know

A horrible screaming sound?

what we heard.

That sounds just like

more and more...

And I'm starting to find it all

[gasps] Look out!

gonna crash into the rocks.

Where are you going? You're

Wait!

Poor guy. We've got to help him.

Look, isn't it pretty?

Another one.

A whale! Oh, no, it's beached.

we should do?

What do you think

our expert, obviously.

We're going to call in

[phone rings]

Hello? Emma? Yes.

No. No way. I'm already late.

absolutely got to keep it wet.

I don't believe it. You've

I'm on my way!

How did it wind up here?

Poor thing.

right onto the beach.

It just jumped

so we followed him here.

He was acting weird

Well done, you've kept it wet.

it'll be game over.

If it gets too dehydrated,

- Why call him?

- Did you call your dad?

the Coast Guard.

Because he's with

back in the sea.

He'll be able to get it

No, that's a bad idea.

a fight with him or something?

What's going on? You have

[Cleo] No.

everywhere for you.

Kids, I've been looking

We're busy saving a whale.

Daddy!

how to do it.

These girls showed us

Good work, kids.

the Coast Guard

Hey, we better phone

and get this whale some help.

Anyway, we can handle this.

None of us has a cellphone.

I'll call him.

No problem. I've got one.

[dials phone]

It's an emergency.

Hello. Is that the Coast Guard?

A whale has beached itself.

Look out!

[girl] Whoa!

That was weird.

[both cheer]

is back in the water.

Daddy, look, the baby whale

[man] Huh?

She's really acting weird today.

Hey, where's she going?

And look, here comes her dad.

to see him.

I guess she didn't want

have had a fight with him.

I was right, she must

- My mommy.

- Hey, wait for me.

I've lost my mommy.

What happened?

really loud scream

I heard this

and I got really, really scared.

and I couldn't see anymore

Mommy! [sobs]

We'll find your mommy,

Scream? OK.

to fix up your injury.

but first we've got

I know a place.

Come on, follow me.

Wait here, OK?

All clear. Hurry.

good care of you here.

You'll see. They'll take

I'll be back to see you soon.

Don't be afraid.

Oh, darn!

Well, I never.

How did you get in here?

Hey there, little fella.

I just thought he got lost,

Isn't it bizarre? At first

but he seems to be injured.

Cleo, where have you...

you. You're very late.

I've been trying to get hold of

for the past hour.

Actually, I've been here

- I didn't see you come in.

- I just forgot my cellphone.

Anyway, about the whale.

No? That's weird.

Mommy! Mommy!

Mommy!

Mommy!

Mommy!

Hmm?

The beached whale calf.

Hello, Emma?

the same noise as us.

I think it heard

What? The dolphins, too?

You should have seen them.

totally wiped out.

Just like us,

other victims.

So that means there might be

crazy sound be coming from?

But where could that

We were on the beach,

It must be from the ocean.

it didn't affect us as badly.

that's probably why

I don't understand.

There's still something

anyone else hear the noise?

Why didn't Lewis or

- [Rikki] Echo what?

- Echolocation.

dolphins and whales use

Echolocation. It's what

They emit ultrasonic waves...

to know where they are.

from biology class.

OK, OK, I remember all that

You can spare me the details.

ultrasounds, powerful ones.

So what you heard were

But something is still wrong.

We've got an emergency.

It'll have to wait.

we do a little investigating?

Girls, what do you say

Good idea.

- Yes?

- Cleo.

Do you have a minute, sweetie?

we're kind of in a rush.

Actually,

about that beached whale?

Why didn't you call me

with Emma and Rikki.

I know you were there

the battery was dead.

Yes, but my cellphone,

to recharge it.

I didn't have time

[phone rings]

is very important, do you?

You really don't think my work

- Hi, Cleo, it's Mr. Lambert.

- Hello?

Its injury isn't serious.

I looked over the whale calf.

release it back to the sea.

In a day or two we can

- Yes.

- Are you pleased?

Mr. Lambert.

Thanks for calling,

everything will work out.

Come on, Cleo. I'm sure

The father-daughter thing

Of course it will.

- Maybe you're right.

- is always love and hate.

Oh, yeah, that's better.

Come on, faster. I'm dying here.

[sings]

Oh, the poor things.

they were doing so badly.

I didn't realize

They're fine, Cleo.

Don't make me laugh.

being fussed over.

They just love

Luka!

My baby!

[sobs] Luka!

[Luka's mommy] My baby!

Mommy! Mommy!

I'm right here.

what we're looking for?

Actually, do we even know

That's a good question.

Up there, look!

floating in the water.

What about it? It's a boat

Pretty normal, no?

[high-pitched whining]

[all yell]

Oh, man, my head.

[Emma] Is that a fishing boat?

That you, Dad?

- Hello?

- [phone rings]

you feeling any better?

[Emma] Hey, Cleo,

at the Juicy bar?

Can you meet us

- I can't.

- It's an emergency.

look after the whale calf.

I've got to

with your dad?

OK. How's it going

We've stopped talking.

Things are still rough

No good news.

between Cleo and her father.

- Going to the center. Why?

- What's she doing right now?

You'll see.

- [yells / laughs]

- [video game music]

I win again!

- Daddy! Telephone!

- [phone rings]

Hello? Mr. Lambert?

Do you have a cold?

Your voice sounds strange.

in your tank is polluted?

What problem? The water

OK, I'm on my way.

I promise you it's true.

and she answered me.

I heard my mommy

there with that horrible sound.

It's still too dangerous out

gonna get rid of it first.

My friends and I are

you'll see your mommy.

After that,

What brings you here?

Hello, Captain.

- Me?

- Uh... You.

pollution in your tank's water?

Didn't you just call me with

- Huh?

- It wasn't me.

has cleared up, too.

And it seems your cold

Are you alright, Captain?

My cold?

Do you have a fever?

a little distracted, too.

Sometimes I get

I wanted to talk about Cleo.

But I'm glad you're here.

- On the contrary.

- Is there a problem?

And she's a quick learner.

Cleo just loves her work here.

her vocation.

I think she's found

trying to tell me.

That's what she was

the right decision.

I think she made

[both chuckle]

Come on, answer.

Emma, meeting in my workshop.

and I found a solution.

I figured it out,

can rise as high as 200,000 Hz,

Unlike ultrasound waves, which

registering under 20 Hz.

infrasound waves are very low,

- And that's what you heard.

- [yawns]

and the whale calf.

You and the dolphins

Very powerful infrasound waves.

with the boat?

What does this have to do

I've researched that.

a very low frequency sonar.

They seem to be using

that's completely illegal.

Military equipment

You saw the shape it left us in.

Not to mention dangerous.

But what's it for?

from far away.

To locate schools of fish

travel further through water.

Infrasound waves

If we let them go on using it,

That's horrible.

whales and dolphins.

they'll hurt other

- You said it.

- And mermaids.

have the same hearing range

The sonar hurt you because you

- Like a new power?

- as the dolphins.

just gives me a headache.

This new power

get to the solution part?

When are we gonna

counter polarity emitters.

Allow me to present my reverse

All you need to do

The scourge of sonar.

the boat and switch them on.

is attach them to the side of

[emits loud noise]

[all scream]

Lewis, turn it off!

[noise stops]

That's horrible!

My emitters use 10,000 Hz.

Well, obviously.

bothered by the vibrations,

Dolphins and fish won't be

- And mermaids, too.

- but humans will.

half human, half fish.

What luck being

both worlds.

We get the worst of

we supposed to use them

Back to your emitters. How are

being around them?

if we can't stand

- I know! Follow me!

- Hmm, well...

It's a really important mission.

Can't you help us with it?

Really, really sick.

It's just that we're sick, Cleo.

Ooh, my head, it really hurts.

- Keep it up, that's good.

- Oh, let me help out.

Tell me I'm dreaming.

it's no big deal, guys.

That's alright,

we ran into on the way here.

We'll ask the dolphins

- What dolphins? Where?

- [both gasp]

[all laugh]

and the vertigo,

So the migraines

the whole thing was just an act?

I feel so betrayed!

taking place

OK, so where is this mission

and what do you need us to do?

The emitters are magnetic,

OK, it's quite simple.

is attach them to the hull

so all you need to do

of the harness.

and then slip out

Are you ready? Let's do it!

[emits loud noise]

It's showtime.

OK, let's do this.

is an elephant seal.

Last one there

[both laugh]

300 tons of sardines.

We've already taken on

Fine, but still not enough.

schools kilometers away.

With this sonar, we can track

fishing rod.

Get ready for another

[high-pitched whining]

Huh?

[high-pitched whining]

Hang on, it'll stop soon!

There are thousands of them.

Look at that!

[malfunction beeping]

Dang! What's going on?

was working a minute ago.

This is impossible. Everything

[Luka] Mommy!

Mommy!

Luka!

My baby!

- We don't hear anything.

- It worked.

[laughs] I really am brilliant.

sent out by the emitters

The sound vibrations

sabotaged the sonar.

You're our heroes.

Way to go, twins!

I just thought of something.

By the way, Lewis,

how do you turn them off?

Your gizmos,

Uh, it's complicated.

No, it's actually quite simple.

that one little detail.

The genius forgot

[all laugh]

[emitter makes noise]

[yells]

By Poseidon, what's going on?

they're turned off?

So that's how

- The boat, it's sinking!

- That wasn't in my plan.

Jump!

Hey! Over here!

What can we do?

We've got to help them.

- OK, got it.

- Well, I've got a suggestion.

I'll call my dad.

Help! Over here. Help!

I read an article about this.

It's very dangerous.

He was using a military sonar.

calling me, sweetie.

I'm really glad you thought of

in the area?

You just happened to be

when we saw the fishing trawler

Yeah. We were here with Lewis

to do with the whale.

and wondered if it had anything

Then something exploded.

experimental equipment.

It was probably their

Lucky for them you were there.

You saved them.

crime using that type of sonar.

Those fishermen committed a

to dolphins and whales.

It's extremely harmful

you care about the animals.

I'm really super glad that

They really need us.

caring for that whale calf,

Ever since I saw you

I've understood a lot of things.

What were you doing there?

At the center? When?

I'm sure they can explain it.

Ask your pals.

[both laugh]

Cleo.

It's the right place for you,

And if you work hard, who knows?

a veterinarian one day.

You might just become

It's my dream!

[phone rings]

Hello?

Cleo, about that whale calf.

to be released.

I think it's ready

Someone's here to pick it up.

Oh, my, this is wonderful.

[Luka's mommy]

and you've stopped the noise.

You've healed my little Luka

I can never thank you enough.

I'm just glad we could help.

Goodbye! And thanks again.

Bye-bye, mermaids!

Bye, Luka!