Prawns vs. Shrimp: Unveiling the Key Differences in Taste, Anatomy & Cooking Alternatively: Shrimp vs. Prawns: Know Your Seafood - A Guide to Taste, Texture, and Culinary Uses

Monday - 25/08/2025 04:15
Prawns and shrimp, though often used interchangeably, exhibit key biological and anatomical differences. Prawns, belonging to Dendrobranchiata, feature branching gills and straighter bodies, thriving in freshwater. Shrimp, classified under Pleocyemata, possess plate-like gills and curved bodies, primarily inhabiting saltwater. These distinctions influence their taste, texture, and culinary applications, with prawns being meatier and shrimp more delicate.
What’s the difference between prawns and shrimp? Key facts, physical structure, taste and cooking tips
Prawns and shrimp are two of the most widely enjoyed seafood options across the globe, frequently used interchangeably in recipes and on menus. While they share a similar flavour and appearance, these crustaceans have distinct differences in their biology, anatomy, and habitat. Prawns belong to the suborder Dendrobranchiata, while shrimp fall under Pleocyemata, giving them unique physical structures and reproduction methods. They also vary in size, gill structure, and preferred environments, with prawns often found in freshwater and shrimp in saltwater. Understanding these differences helps seafood lovers choose the right ingredient for taste, texture, and culinary needs.

Key differences between prawns and shrimps

While prawns and shrimps look similar, they differ in anatomy, habitat, and culinary use. Prawns usually have straight bodies, branching gills, and larger claws on their front legs, whereas shrimps feature curved bodies, lamellar gills, and one pair of larger pincers. They also vary in reproduction methods and are found in different water environments, making each unique despite their comparable taste.

Prawn vs. Shrimp: Scientific classification

The biggest distinction between prawns and shrimp lies in their taxonomy:
  • Prawns belong to the suborder Dendrobranchiata, while
  • Shrimp belong to Pleocyemata.
Both are decapods (10-legged crustaceans), but their biological differences are enough to categorise them separately.
This impacts their body structure, breathing, and even reproductive methods.


Anatomy and physical structure

Here’s what sets them apart physically:
  • Body segments: Shrimp have overlapping body plates that create a noticeable curve, whereas prawns have straighter bodies because their segments overlap differently.
  • Gills: Prawns have branching gills, while shrimp have plate-like gills, which influence how they breathe.
  • Claws and legs: Prawns have claws on three pairs of legs, while shrimp have them on two pairs.
  • Second abdominal segment: In prawns, the second segment overlaps both the first and third segments, giving them a straighter body shape.

Size and habitat differences

Size: Generally, prawns are larger and meatier than shrimp, making them ideal for grilling and big platters.Habitat:
  • Prawns usually thrive in freshwater or brackish water (rivers, estuaries).
  • Shrimp are mostly found in saltwater environments, like oceans and seas.
This difference in habitat also affects flavour and availability in different regions.



Reproduction and lifecycle

Prawns release eggs into the water for external fertilisation, and their larvae float freely before developing.Shrimp, on the other hand, carry their eggs on their abdomen until they hatch, giving them a slightly different lifecycle and behaviour in the wild.


Taste, texture, and culinary use

While prawns and shrimp taste very similar, here are the subtle differences:
  • Prawns have a slightly sweeter and meatier flavour, which makes them great for grilling and dishes where the seafood is the star.
  • Shrimp are tender with a delicate flavour, perfect for quick-cooking methods like stir-frying, sautéing, or adding to pastas and curries.

Nutrition and health benefits of prawns and shrimps

Both prawns and shrimp are:
  • High in protein
  • Low in fat and calories
  • Packed with essential minerals like iron, selenium, zinc, and vitamin B12
  • A great source of omega-3 fatty acids, which support heart and brain health
Feature

Prawns

Shrimp

Suborder

Dendrobranchiata

Pleocyemata

Body Shape

Straight body, front-to-back overlap

Curved body, overlapping segments

Gills

Branching gills

Plate-like gills

Legs

3 pairs with claws

2 pairs with claws

Habitat

Freshwater or brackish waters

Mostly saltwater

Size

Usually larger

Usually smaller

Taste

Mild, slightly sweeter

Mild and tender

FAQs

Q. Are prawns healthier than shrimp?No major difference. Both are rich in protein, low in fat, and packed with essential nutrients.Q. Can I use prawns and shrimp interchangeably in recipes?Yes! Most recipes allow swapping prawns and shrimp without affecting flavour or texture.Q. Why do some countries call them differently?It’s mainly cultural. The UK and Australia prefer “prawn,” while the US uses “shrimp.”Q. Do prawns and shrimp taste different?Both have a sweet, mild flavour. Differences are subtle and often unnoticeable in cooked dishes.Q. Which is more expensive?Prawns are often pricier due to their larger size and sourcing conditions.Also read | Maple Syrup vs. Honey: Which is the better sweetener for diabetes management

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