Cluster Articles

Pages linked into this editorial category.

What Is the Purpose of a Sand Dollar

Sand dollars are marine animals in the order Clypeasteroida that live on shallow seafloors across temperate and tropical oceans. Their purpose in nature is to consume organic pa...

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What Ocean Zone Do Octopus Live In

Octopus inhabit a wide vertical range in the ocean, from intertidal pools at the shoreline down to the abyssal plain several kilometers below the surface. Most species occur in...

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Longfin Mako Shark Speed: How Fast They Swim and What Influences It

The longfin mako shark (Isurus paucus) is built for fast, pelagic movement, with bursts estimated around 30 to 35 miles per hour (48 to 56 kilometers per hour) in short pursuits...

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Stingray vs Manta Ray: Differences, Similarities, and Identification Guide

At a glance, stingray vs manta ray comparisons can seem confusing: both are flat, wide, open-ocean rays with long pectoral fins. Yet taxonomically, behaviorally, and ecologicall...

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A Practical Profile of Small Yellow Saltwater Fish

Small yellow saltwater fish are a common and ecologically important component of coastal and marine ecosystems worldwide. Often observed by recreational divers, snorkelers, angl...

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Small Shark Species: A Clear Guide to Common Types and Key Traits

In broad terms, small shark species are members of the order Selachimorpha that reach relatively modest adult sizes, often under 1.5 meters, and occupy nearshore or reef roles r...

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