Trending Archives - Lellaham Mam https://lellahammam.com.au/category/trending/ Mon, 23 Sep 2024 09:03:24 +0000 en-US hourly 1 https://wordpress.org/?v=6.7 230801972 Are Crabs and Shrimps Actually “Sea Roaches”? https://lellahammam.com.au/are-crabs-and-shrimps-actually-sea-roaches/ https://lellahammam.com.au/are-crabs-and-shrimps-actually-sea-roaches/#respond Mon, 23 Sep 2024 09:03:24 +0000 https://lellahammam.com.au/?p=1134 Are crabs and shrimps really just water-dwelling equivalents of roaches, or is this a myth rooted in some misunderstood science?

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You’ve probably come across the unsettling claim that crabs, shrimp, or prawns are essentially “sea roaches” or the cockroaches of the ocean. It’s a comparison that can turn the stomach of even the most avid seafood lovers. But how accurate is this statement? Are these crustaceans really just water-dwelling equivalents of roaches, or is this a myth rooted in some misunderstood science?

To address this, we’ll need to dive into the biological classifications of these creatures and understand where the comparison originates, how these species differ, and what it means for us as seafood consumers.

Understanding Crustaceans and Insects

Crabs, shrimp, and prawns belong to the animal class Crustacea, a group within the larger phylum Arthropoda. Arthropods are invertebrates with exoskeletons, segmented bodies, and jointed limbs. This phylum includes crustaceans like lobsters, crabs, shrimp, and barnacles, as well as insects and arachnids like spiders, centipedes, and—you guessed it—cockroaches.

While shrimp and crabs seem quite different from the cockroaches you find scuttling under the kitchen sink, they all share a common ancestor that lived hundreds of millions of years ago. This means crabs, shrimp, and cockroaches are technically distant relatives, a fact often cited as proof that they’re the same thing. But is that enough to call shrimp “sea roaches”?

What About the “Sea Roach” Label?

The “sea roach” label probably stems from the structural similarities between crustaceans and insects. Both groups possess exoskeletons, have antennae, and exhibit segmented body parts. However, while the anatomical resemblances are evident, crustaceans and insects have evolved along very different paths.

While both crustaceans and insects are arthropods, the similarities largely end there. Crabs, shrimp, and prawns are adapted to marine environments, whereas cockroaches are land-dwelling insects. Their diets, habitats, and behaviours are also significantly different.

It’s also worth noting that many insects (including cockroaches) are terrestrial scavengers, feeding on decaying organic matter. On the other hand, many crustaceans are more versatile. They can be predators, filter feeders, or scavengers, depending on the species and the environment.

Biological Differences Between Crustaceans and Cockroaches

The key differences between crustaceans and cockroaches lie in their physiology and evolutionary biology. Let’s look more closely at the distinctions:

  1. Habitat:Hissing cockroach isolated in front of white background.
    • Crabs, shrimp, and prawns are aquatic and live primarily in saltwater environments like oceans, seas, and estuaries. Some crabs do live on land, but they must return to water to reproduce.
    • Cockroaches are entirely terrestrial. They thrive in humid, dark places like under debris or inside homes, but they don’t inhabit aquatic environments.
  2. Respiratory Systems:
    • Crustaceans use gills to breathe underwater. Their gills allow them to extract oxygen from water, which is critical for survival in their aquatic habitats.
    • Cockroaches, like other insects, breathe through a system of spiracles and tracheae, small tubes that carry oxygen to their tissues directly from the air.
  3. Feeding Habits:
    • While some crustaceans are scavengers, many species are predators or omnivores. Shrimp, for instance, can feed on plant matter, small fish, or plankton.
    • Cockroaches are scavengers that feed primarily on decaying organic matter, particularly in urban or residential settings. While both groups consume a variety of foods, cockroaches are particularly associated with human environments and waste.
  4. Exoskeleton Composition:
    • Both crustaceans and insects have exoskeletons made of chitin, but crustaceans have an additional layer of calcium carbonate, making their shells much harder and more robust.
    • Cockroaches have a thinner, more flexible exoskeleton designed for life on land, where mobility in confined spaces is often necessary.

Shrimp, Prawns, and Crabs: What Are We Really Eating?

One major reason people are alarmed by the comparison between shrimp and cockroaches is that the idea of eating a “sea roach” isn’t particularly appetizing. However, what we consume when we eat shrimp, prawns, or crabs is very different from what a cockroach is made of.

Crustaceans have long been prized for their flavour and are a source of protein, omega-3 fatty acids, and essential minerals. Cockroaches, by contrast, are pests known to carry bacteria, viruses, and allergens, making them hazardous to human health.

The Ecological Role of Crustaceans

Just as cockroaches are essential in cleaning up decomposing matter on land, crustaceans play a crucial role in the marine ecosystem. They often act as bottom feeders, helping to maintain the health of ocean floors by consuming organic material, detritus, and even parasites off of fish. In many cases, they serve as a critical part of the food chain, supporting the diets of fish, marine mammals, and seabirds.

Moreover, the health of crustacean populations often serves as an indicator of the broader health of marine ecosystems. Overfishing or pollution that affects crustaceans can have ripple effects across the entire oceanic food web.

European crayfish (Astacus astacus) walking in river on rocky riverbed

Why the “Sea Roach” Comparison Falls Short

While it’s technically true that crabs, shrimp, and cockroaches are distant relatives, the comparison fails to capture the important differences between them. Crustaceans and cockroaches diverged evolutionarily hundreds of millions of years ago, adapting to entirely different environments, behaviours, and diets.

The unappealing “sea roach” moniker likely originates from a combination of their physical similarities and the scavenging behaviours of some crustaceans. However, this simplistic comparison overlooks the sophisticated ecological roles that shrimp, crabs, and prawns play in marine environments—and their long-standing cultural and culinary significance across the globe.

The Culinary Appeal of Crustaceans

Shrimp, prawns, and crabs are considered delicacies in many cuisines. They feature in an array of dishes from prawn cocktails and crab cakes to shrimp tempura and lobster bisque. Their sweet, succulent flesh is beloved by food lovers worldwide, and for good reason.

Not only are these crustaceans flavorful, but they also offer numerous health benefits. They are low in calories, rich in high-quality protein, and loaded with essential nutrients like iodine, zinc, and vitamins B12 and D.

Contrast this with the cockroach, which is not only a pest but a health hazard, and it becomes clear that the comparison is a poor one.

In Conclusion: Should We Worry About “Sea Roaches”?

The myth that crabs, shrimp, and prawns are equivalent to cockroaches is a vast oversimplification rooted in surface-level similarities. While they are distant evolutionary cousins, crustaceans have diverged significantly from their insect relatives, leading to profound differences in habitat, biology, and behaviour.

Shrimp, prawns, and crabs are safe to eat and play vital roles in both our ecosystems and our diets. So, the next time you enjoy a seafood dish, rest easy knowing that the “sea roach” comparison is more myth than fact. These crustaceans are far more than underwater pests; they are essential to marine ecosystems and cherished in culinary traditions worldwide.

Seafood lovers can continue to indulge in their favourite dishes without the unwelcome association with roaches. In reality, crabs and shrimp are much closer to being the oceans’ caretakers than its scavenging pests.

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How Can I Grind My Coffee Beans Without a Grinder? How Fine Should The Coffee Beans Be? https://lellahammam.com.au/how-can-i-grind-my-coffee-beans-without-a-grinder-how-fine/ https://lellahammam.com.au/how-can-i-grind-my-coffee-beans-without-a-grinder-how-fine/#respond Mon, 19 Feb 2024 07:48:48 +0000 https://lellahammam.com.au/?p=1050 How can I grind my coffee beans without a grinder? How fine should the coffee beans be? Should you grind a whole bag of coffee beans at once?

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For coffee enthusiasts, the journey from whole beans to a perfect cup of coffee begins with the grinding process. Yet, what if you find yourself without a grinder? Fear not! There are various ingenious methods to achieve that coveted freshly ground coffee even without a dedicated grinder.

In this guide, we’ll explore five simple techniques that anyone can use to grind coffee beans at home, along with essential insights into the importance of grind size for different brewing methods.

How Can I Grind My Coffee Beans Without a Grinder?

Coffee lovers know that the secret to a perfect cup lies in freshly ground beans. But what if you don’t have a grinder? Don’t worry; there are still ways to achieve that deliciously ground coffee. Let’s explore some easy methods:V-60 style espresso, barista pouring ground coffee from jigger into paper filter on dripper stand

1. Blender or Food Processor

If you have a blender or food processor in your kitchen, you’re in luck. Here’s what you need to do:

  • Pour the desired amount of coffee beans into the blender or food processor.
  • Pulse the machine in short bursts until you achieve the desired grind consistency.
  • Be cautious not to over-process; you want a coarse to medium grind, similar to breadcrumbs.

2. Mortar and Pestle

This traditional method might take a bit of elbow grease, but it’s effective:

  • Place a small amount of coffee beans into the mortar.
  • Use the pestle to crush the beans gently, applying even pressure.
  • Continue grinding until you achieve the desired consistency.
  • It’s a slower process but yields a more consistent grind.

3. Hammer and Plastic Bag

If you’re feeling a bit inventive, try this DIY method:

  • Place your coffee beans in a sturdy plastic bag, ensuring it’s sealed properly.
  • Lay the bag on a flat surface and use a hammer or mallet to gently crush the beans.
  • Check the grind periodically to avoid over-processing.
  • This method is a bit unconventional but gets the job done in a pinch.

4. Rolling Pin

Got a rolling pin lying around? Here’s how to use it for grinding coffee:

  • Place your coffee beans in a sturdy plastic bag or between two sheets of parchment paper.
  • Use the rolling pin to roll over the beans, applying firm pressure.
  • Roll until you achieve the desired grind consistency.
  • It might take a bit of effort, but it’s a simple and effective method.

5. Knife and Chopping Board

If you’re up for some manual labour, try this method:

  • Spread a small amount of coffee beans on a chopping board.
  • Use a sharp knife to chop the beans finely.
  • Gather the chopped beans into a pile and continue chopping until you achieve the desired consistency.
  • It’s a straightforward method but requires precision and patience.

How Fine Should The Coffee Beans Be?

Understanding the ideal grind size for your coffee beans is crucial for brewing the perfect cup. Let’s break down the different grind sizes and their corresponding brewing methods in simple terms:

Grind Sizes Explained

1. Coarse Grind

  • What it looks like: Coarse grind resembles breadcrumbs or rough sea salt.
  • Ideal for: French press, cold brew.
  • Explanation: Coarse grind allows for a slower extraction process, perfect for methods where the coffee grounds are steeped in water for an extended period. It prevents over-extraction and produces a rich, full-bodied brew.

2. Medium Grind

  • What it looks like: Medium grind resembles sand or granulated sugar.
  • Ideal for: Drip coffee makers, pour-over, AeroPress.
  • Explanation: Medium grind strikes a balance between extraction speed and flavour. It’s versatile and suitable for various brewing methods, producing a well-balanced cup with clarity and complexity.

Closeup image of barista grinding coffee in coffee shop

3. Fine Grind

  • What it looks like: Fine grind resembles table salt or powdered sugar.
  • Ideal for: Espresso machines, Moka pot.
  • Explanation: Fine grind allows for quick extraction, essential for espresso and Moka pot brewing methods. It creates a concentrated and bold flavour profile, with a rich crema in espresso.

4. Extra Fine Grind

  • What it looks like: Extra fine grind resembles flour or powdered sugar.
  • Ideal for: Turkish coffee.
  • Explanation: Extra fine grind is ultra-fine and powdery, necessary for Turkish coffee, where the grounds are boiled with water. It produces a strong and intense brew with a distinctive texture.

Why Grind Size Matters

The grind size directly impacts the extraction process and, consequently, the flavour and strength of your coffee. Here’s why it matters:

  • Extraction Rate: Finer grinds extract faster, while coarser grinds extract slower. Adjusting the grind size allows you to control the extraction rate and optimize flavour extraction.
  • Surface Area: The surface area of coffee grounds increases with a finer grind, leading to more efficient extraction. Conversely, coarser grinds have less surface area, resulting in a slower extraction process.
  • Flavour Profile: Different brewing methods require specific grind sizes to achieve the desired flavour profile. Finer grinds produce intense and bold flavours, while coarser grinds yield milder and smoother cups.

Finding the Right Grind Size

Experimentation is key to finding the perfect grind size for your preferred brewing method. Here are some tips:

  • Start with Recommendations: Refer to brewing guides or recommendations from coffee experts for your chosen brewing method.
  • Adjust Based on Taste: Taste your coffee and adjust the grind size accordingly. If it’s too bitter or sour, try a coarser grind; if it’s too weak or watery, opt for a finer grind.
  • Consistency is Key: Aim for a consistent grind size to ensure uniform extraction and balanced flavour in every cup.

Should You Grind a Whole Bag of Coffee Beans At Once?

Grinding coffee beans is an essential step in the journey from whole beans to a delicious cup of coffee. While it might seem convenient to grind an entire bag at once for efficiency’s sake, doing so can compromise the quality of your brew. Here’s why it’s generally not recommended to grind a whole bag of coffee beans at once.

First and foremost, freshly ground coffee beans yield the best flavour and aroma. When coffee beans are ground, they immediately begin to release gases and volatile compounds that contribute to their flavour profile. However, these compounds also start to dissipate rapidly upon exposure to oxygen. By grinding the entire bag at once, you’re accelerating this process, leading to a loss of freshness and flavour over time.

Pouring hot water in the kettle into the coffee.

Additionally, ground coffee has a larger surface area compared to whole beans, which means it is more susceptible to oxidation and moisture absorption. This can further degrade the quality of the coffee, resulting in a stale and less vibrant brew, especially if the ground coffee is not stored properly.

Furthermore, different brewing methods require different grind sizes to achieve optimal results in a coffee machine. For instance, espresso requires a fine grind, while the French press calls for a coarse grind. By grinding your coffee beans in advance, you limit your flexibility in adjusting the grind size to suit your brewing method or preferences when using a coffee machine.

Instead of grinding the entire bag at once, it’s best to grind only the amount of coffee you need for each brewing session. This ensures that you’re always working with freshly ground coffee, maximizing its flavour potential. Investing in a good quality grinder and grinding your beans just before brewing can significantly enhance the quality of your coffee experience.

If you do find yourself with excess ground coffee, it’s crucial to store it properly to minimize flavour loss. Transfer the ground coffee to an airtight container and store it in a cool, dark place away from heat, moisture, and direct sunlight. This will help preserve its freshness for as long as possible.

In brief, while it may seem convenient to grind a whole bag of coffee beans at once, it’s not recommended if you’re aiming for the best possible cup of coffee. Grinding your beans fresh before each brewing session ensures maximum freshness, flavour, and aroma, ultimately leading to a more satisfying coffee experience.

Coffee Expiration and Storage

Just like any food you pick up from the grocery store, knowing how to store coffee properly is key to keeping it fresh.

While coffee won’t go bad or become unsafe to drink, it does lose its freshness over time, much like crackers or chips. Without proper storage in an airtight container free of oxygen, coffee can become dull in flavour as it loses its aromatic qualities. For the best taste experience, aim to buy coffee that’s been roasted within a few days and consume it within two to four weeks after opening.

You don’t need any fancy gadgets to maintain the freshness of your coffee. Many coffee bags come equipped with one-way valves to keep oxygen out, along with resealable zippers. If your coffee bag lacks these features, a simple mason jar or any other airtight container will do. Just remember to store it away from light, as exposure to light can speed up the staling process.

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What to Consider Before Hiking? What Gears Do I Need Before Going Hiking? https://lellahammam.com.au/what-to-consider-before-hiking-what-gears-do-i-need/ https://lellahammam.com.au/what-to-consider-before-hiking-what-gears-do-i-need/#respond Tue, 21 Nov 2023 08:52:01 +0000 https://lellahammam.com.au/?p=960 Hiking is a great activity for beginners, offering numerous benefits like fresh air, exercise, and reduced anxiety (which could be handy for parents with a kid who has Illness Anxiety Disorder to spend their time together.) However, before going to the full wilderness experience, it’s important to cover all the needed basics. Here’s a simple…

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Hiking is a great activity for beginners, offering numerous benefits like fresh air, exercise, and reduced anxiety (which could be handy for parents with a kid who has Illness Anxiety Disorder to spend their time together.)

However, before going to the full wilderness experience, it’s important to cover all the needed basics.

Here’s a simple guide to help you prepare for your hike, covering safety, gear, clothing, shoes, and route planning.

What to Consider Before Hiking?

Hiking can be both rejuvenating and enjoyable, but it’s crucial to be aware of potential risks. Take some time to research and prepare before you hit the trails.

Trip Preparation and Research

Consider the following when planning your hike:

  1. Skill Level: Stick to well-traveled paths and beginner-friendly trails until you gain more experience.
  2. Time: Determine the duration of your hike, whether it’s a short hour-long trip or a more extended week-long adventure.
  3. Distance: Decide on your desired hiking distance based on your fitness level and the terrain.
  4. Elevation: Opt for gradual inclines if you’re new to hiking; you can tackle higher elevations as you gain experience.
  5. Weather: Check trail accessibility, especially in winter, and avoid areas prone to flooding in the rain.

backlit silhouette of hiker with backpack using gps apps on his mobile phone

Route Planning

Once you have a route planned, it’s crucial to stick to it. Venturing into unfamiliar or remote areas can increase risks significantly.

Communication

Hiking with at least one companion is recommended. Inform your loved ones of your location and estimated return time. Carry a GPS tracker in areas without cell service for added safety.

Fitness Levels and Physical Considerations

Regardless of your fitness level, hiking requires specific skills. Here are some tips for a safe hike:

  1. Start Slow: There’s no shame in choosing beginner routes initially; gradually progress to more challenging trails.
  2. Listen to Your Body: If you feel tired or experience discomfort, it’s okay to end your hike early.
  3. Light Packing: Carry only essential items until you’re accustomed to a heavier load, especially in hot or humid weather.
  4. Stay Hydrated: Drink plenty of water and have snacks to maintain your energy levels before, during, and after the hike.

Safety Tips for Hiking

Enjoying the picturesque landscapes while hiking is like stepping into a real-life Bob Ross painting. However, it’s essential to be aware of potential risks to ensure a safe and enjoyable experience.

Respect for Wildlife

While hiking, resist the urge to interact with local wildlife, including adorable critters. Remember, you’re in their home, so let them be.

Awareness of Dangerous Animals

Research and understand the wildlife in the area. If you’re in bear country, carry bear spray. Consult with a park ranger to identify any venomous snakes, spiders, or insects along your route.

Appropriate Clothing

Be prepared for changing weather conditions. Layer up in winter and opt for light, breathable clothing in summer. Regardless of the season, protect yourself from the sun by wearing hats and applying sunscreen.

Travel items for hiking tourism still life over wooden background

What Gears Do I Need Before Going Hiking?

Ready for your hiking adventure? Check out this shopping list to ensure you’re well-equipped. Remember, you’ve got plenty of options, so choose what suits your preferences.

Footwear

1. Heavy Boots:

  • Ideal for rocky, slippery, or muddy terrains.
  • Thick exterior for foot protection.
  • Cushioned midsoles for stability.
  • Note: Heavy boots might be too much for low-key trails and can be a bit heavy.

2. Light Boots:

  • Suitable for easy to moderate routes.
  • Offers decent protection and good traction on most terrains.

3. Trail Shoes:

  • Sneaker-like design with thicker outer layer.
  • Provides breathability but may offer less ankle support.

4. Trail Running Shoes:

  • Similar to trail shoes but with better traction.
  • Prevents slipping on wet surfaces.
  • Pro tip: Add gel inserts for extra comfort.

Clothing

For Hot Weather:

  • Sunglasses
  • Visor or baseball hat
  • Sweat-wicking t-shirt
  • Water-resistant watch
  • Moisture-resistant socks
  • Sport shorts or breathable leggings

For Cold Weather:

  • Sunglasses
  • Windbreaker
  • Insulated gloves
  • Insulated leggings
  • Thermal long johns
  • Water-resistant watch
  • Insulated winter jacket
  • Wool or synthetic fibre socks
  • Headband, knit beanie, or trapper hat for head and ear coverage

General Clothing Tips:

  • Always bring layers due to unpredictable weather changes.
  • Avoid cotton; choose synthetic blends or linens for better moisture management.

Now you’re ready for a comfortable and enjoyable hiking experience!

Backpack

When it comes to hiking backpacks, there’s a variety of options. Here’s a simple guide to help you pick the perfect one for your needs.

Frameless Backpacks

Description:

  • Flexible and lightweight.
  • Ideal for light loads.

Considerations:

  • Weight may press down on shoulders, potentially causing discomfort over time.

Internal-Frame Backpacks

Description:

  • The rigid or semi-rigid internal frame (plastic sheets or aluminium rods).
  • Even weight distribution across shoulders and back.

FYI:

  • Some have removable rods for versatility.

Customisation Options

Features:

  • Load adjuster straps reduce pressure on the lower back.
  • Compression straps stabilize weight.
  • Some bags include built-in hip belts and sternum straps for increased balance and stability.

Toiletries

Bug Spray

Importance:

  • Protects against ticks and mosquitoes carrying diseases.

Sunscreen

Recommendations:

  • Choose water-resistant, athlete-designed SPFs for longer-lasting protection.
  • Reapply throughout the day, even under tree coverage.

Toilet Paper and Period Products

Preparation:

  • Pack TP, tampons, and pads for nature’s calls.
  • Carry used products in a sealed bag for proper disposal in civilization.

Navigation

Compass and Map

Functionality:

  • Compass aids in orientation if you lose your way.
  • Maps provide detailed terrain information.
  • Consider bringing a pen to mark your starting point and highlight landmarks.

GPS Tracker

Advantages:

  • Helps you stay on course.
  • Some allow pre-downloading of geographical data for offline use.

Handsome happy male backpacker hiking, trekking through mountain forest.

Must-Have Supplies for Your Hike

Ensure you’re well-prepared for your hike by packing these essential supplies:

Water Bottle

Recommendation:

  • Opt for a reusable water bottle.
  • Use a BPA-free plastic bottle if your route has filtered, fresh water.
  • Consider a filtrating bottle for natural water sources.

Snacks

Importance:

  • Fuel up before starting your hike.
  • Pack snacks like dried fruits, nuts, seeds, and power bars for energy along the way.

Trekking Poles

Benefits:

  • Cool AF and not just for steep terrains.
  • Ideal for balance and enhancing power, even on beginner trails.

Binoculars

Usage:

  • Handy for bird watching and seeing far ahead.
  • Enhances awareness of your surroundings.

Flashlight

Recommendation:

  • Keep a flashlight, preferably tactical, even on day hikes.
  • Headlamps are convenient for hands-free use.
  • Carry extra batteries in a sealed waterproof bag.

Whistle

Purpose:

  • Acts as an alert signal in emergencies.
  • Useful for getting someone’s attention quickly.

First Aid Kit

Contents (per American Red Cross):

  • Gause
  • Aspirin
  • Tweezers
  • Antiseptic wipes
  • Nonlatex gloves
  • Sterile gause pads
  • Antibiotic ointment
  • Emergency blanket
  • Adhesive cloth tape
  • Instant cold compress
  • Emergency first aid guide
  • Adhesive bandages in assorted sizes
  • Compression wrap (great for sprained ankles)

Tip: Consider taking online first aid classes from the American Red Cross to enhance your skills for hiking and life.

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