What are Lens Clouds? (Altocumulus lenticularis)
Lens clouds are saucer, lens or lentil-shaped clouds that form when wind blows moist air over mountains. Their formal name is Altocumulus lenticularis (lenticula means…
Tag: waves
Fish Frenzy at Water Surface – Predator Sign
Early this morning I saw an interesting sign in the water, a clue that fish were trying to defy a predator. At about 6am, I…
Why do waves bend towards the shore?
When waves meet shallow water they slow down. When one side of a wave slows down, the wave bends towards that side. It is a…
5 Sea Colours That Are Easy to See
Every time we look out at the sea there are lots of colours. Our brain tends to mash them all up because it is busy…
Cross Hatch Wave Pattern
This is a video for readers of the book How to Read Water. Notice how a cross-hatch pattern forms where the waves meet on this…
How to Read Water
Clues & Patterns from Puddles to the Sea A New York Times Bestseller. A Sunday Times “Must Read” book. A must-have book for walkers, sailors,…
Pacific Island Navigation
There was a near perfect ripple map on a very windy West Wittering beach yesterday. The different wave patterns on each side of an island…
Reflections and Ripples
We see the most detail in relatively calm water when we look at the places where light and dark reflections meet. Look at the line…
The Effect of Wind on Breaking Waves
The way waves behave is a big subject. But here we’ll look at just one simple aspect, the way the wind shapes breaking waves at…