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PODCAST

The Littoral Zone

Mari Ana Trench

Come join Mari Ana Trench as we dip our toes into the diverse natural life on the Pacific Northwest Coast. Fun, informative, and 5 minutes! Now on KMUN Astoria, Oregon.

science earth sciences

All Episodes

5:01

Bull Kelp

The Littoral Zone ·

2026/10/03

Of course it's seaweed, but it's really, really important seaweed! Tune into KMUN 91.9FM in Astoria, Oregon every Friday at 12:01pm for your 5 minute dose of Coastal ecology!

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5:00

Surf Scoters

The Littoral Zone ·

2026/09/26

The least studied sea duck spends its winter vacation on the Oregon Coast! Take that, Florida! Tune in every Friday to KMUN 91.9FM in Astoria, Oregon for your 5 Minute dose of coastal ecology.

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5:01

Dragonflies

The Littoral Zone ·

2026/09/12

You may have noticed a few more dragonflies this year...tune into KMUN 91.9 FM in Astoria, Oregon on Fridays at 12:01pm for your 5 minute dose of Pacific Northwest ecology.

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5:03

Albacore Tuna- The Chicken of the Sea

The Littoral Zone ·

2026/08/22

Sure they're tasty, but did you know they can travel in schools 19 miles wide? Tune in Fridays at 12:01pm to KMUN 91.9 FM in Astoria for you 5 minutes of coastal ecology!

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5:01

Oysters Oysters Oysters

The Littoral Zone ·

2026/08/15

Who is tastier than a Pacific NW Oyster? Challenge accepted! Tune in Fridays to KMUN 91.9 in Astoria, Oregon for your 5 minute dose of coastal ecology.

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5:01

Sea foam

The Littoral Zone ·

2026/08/08

Strangely important, this natural occurrence has some tragedy associated with it. Tune in on Fridays at 12:01pm to KMUN in Astoria, Oregon for your 5 minute dose of coastal ecology.

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5:00

Black Bears

The Littoral Zone ·

2026/07/25

Small but mighty, these fellows rule the Pacific Northwest! Just keep the snack out of the car, and you should be fine...Tune in to KMUN in Astoria, Oregon for your 5 minutes of coastal ecology.

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5:03

Barnacles

The Littoral Zone ·

2026/07/11

What kept Charles Darwin locked into an eight year relationship with these funky little sea creatures? Who says size doesn't matter...Tune into KMUN in Astoria, Oregon every Friday at 12:01pm for your 5 minute dose of coastal ecology.

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5:00

Martens

The Littoral Zone ·

2026/07/04

PIne Martens, Humboldt Martens, Coastal Marten and even 'coastal DPS of the Pacific Marten' take your pick at the correct name, you're still unlikely to spot one... Listen in for your 10 minutes of Coastal Ecology with Mari Ana Trench!

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5:01

Are the Bees Okay?

The Littoral Zone ·

2026/06/20

Today we're taking a look at the state of bees. Not just those cute honeybees we're building little houses for in our gardens...Tune in to KMUN in Astoria for your 5 minute dose of Coast ecology.

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5:03

Orcas A.K.A. Killer Whales

The Littoral Zone ·

2026/06/13

Why would an apex predator create a fashion trend? Tune in to KMUN 91.9 FM in Astoria, Oregon for your 5 minute dose of coastal ecology!

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5:01

Sea Otter 841

The Littoral Zone ·

2026/06/06

Watch, hide, vanish. That is the Sea Otter rulebook... unless you're Otter 841!Learn more about this epic surfboard-stealing weasel in this weeks episode.

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4:59

A Fish Story-Salmon

The Littoral Zone ·

2026/05/30

So much a part of the Pacific Northwest, Salmon helped build the forest! Tune in to KMUN 91.9 FM in Astoria Oregon Fridays at 12:01 for your 5 minute dose of coastal ecology with Mari Ana Trench on the Littoral Zone!

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5:00

Sand Dollars

The Littoral Zone ·

2026/05/23

Sure, they might make a lovely souvenir....but what exactly are you taking home in your beach bag? Tune in Fridays at 12:01Pm to KMUN Community radio in Astoria, Oregon for your 5 minute dose of coastal ecology.

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4:59

American Bald Eagles

The Littoral Zone ·

2026/05/16

Ben Franklin wanted a turkey to be the National Bird...and he might have been on to something!Tune in to KMUN 91.9 FM in Astoria, Oregon on Fridays at 12:01 PM for your 5 minute dose of Pacific Northwest ecology!

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5:00

Hermit Crabs

The Littoral Zone ·

2026/05/09

If you think your housing search is rough, check out these little naked fellows, pant-less, and searching for new digs is a regular occurrence with these tiny crustaceans. Tune into KMUN 91.9 FM in Astoria for your 5 minutes of coastal ecology!

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5:00

Roosevelt Elk

The Littoral Zone ·

2026/05/02

Exhibiting an ability to stop traffic that would make any influencer jealous, this massive forest-dwellers continue to thrive around our Pacific Northwest forests. Tune into KMUN 91.9 FM Fridays at 12:01 for your 5 minute dose of coastal ecology!

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5:05

Mountain Lions

The Littoral Zone ·

2026/04/25

Go ahead call them a cougar, or a puma, or a catamount, these big cats are hiding in the shadows waiting for their next meal-but it's not you! Tune into KMUN 91.9 FM Astoria every Friday at 12:01 PM for your 5 minute dose of Pacific Northwest ecology.

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5:02

Raccoons A.K.A. Trash Pandas

The Littoral Zone ·

2026/04/18

There's a lot of brain power out there tearing up your trash! Listen in for 5 minutes of coastal ecology with The Littoral Zone from KMUN 91.9 FM in Astoria, Oregon

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5:01

Tufted Puffins

The Littoral Zone ·

2026/04/04

That beak's doing a lot more than catching eyes! Tune into KMUN 91.9 FM Astoria on Friday's at 12:01 PM to soak up 5 minutes of Pacific NW ecology!

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