Chasing Windmills and Sunbeams

Observations on anthropomorphic influences on biodiversity.

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  • Thoughts about nature, the ecology, energy use and resource consumption.

Tag Archives: marine

Weighing down the reef with 100 pieces of lead.

September 30, 2019by Mark Dixon 3 Comments

100 pieces of lead. On a recent Strandloper Project reef survey at Gericke’s Point we located a barren section, an indentation in the rock bed, that was 2.8m x 1.6m […]

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Africa, BRUV, Fisheries, Fishing, Garden Route, Ghost fishing, marine ecology, South Africa, Strandloper Project

Strandloper Project hunts down Dirty Dozen in the Garden Route.

April 24, 2019by Mark Dixon 2 Comments

Plastic Pollution is the Modern Landscape. They are everywhere. In parks, along the beach, in the dunes and lining forest paths. Trash has become an everyday sighting. In a country […]

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Ecology, Ecosystem, Fisheries, Fishing, Garden Route, Ghost fishing, marine ecology, Marine Plastic, South Africa, Strandloper Project, Uncategorized

Targeted recreational shark fishing threatens Trophic Cascades

April 15, 2018by Mark Dixon 1 Comment

Trophic Cascades. The concept of trophic cascades is a relatively recent biological concept which describes the progression of nutrients and energy (calorific) through the food chain. There are numerous examples […]

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Animal behavior, Biodiversity, Ecology, Ecosystem, Fisheries, Food security, marine ecology, Nature, Small Scale fisheries, South Africa, Western Cape

Cleaning the reef one hook at a time.

February 17, 2018by Mark Dixon 1 Comment

In December 2017, snorkeling along the reef ledge at Gericke’s Point, the clumps of snagged fishing tackle struck a discord. In an instant, instead of searching for seasonal tropical fish […]

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Ecology, Ecosystem, Fisheries, Ghost fishing, marine ecology, Nature, South Africa, Strandloper Project

Insight into the merits of the South African Small Scale Fisheries Policy.

December 9, 2014by Mark Dixon Leave a comment

South Africa : small scale fisheries policy strive to elevate fishers from mere subsistance harvesting to small scale business, transforming their daily catch from a food source to a retail […]

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Ecology, Ecosystem, Food security, marine ecology, Nature, Poaching, Poverty, Small Scale fisheries, South Africa

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Our drone mapping of three estuary mouths in the Garden Route is revealing some interesting sand movement in the genesis of sand bars and sand banks.
Congratulations to Strandloper Project director Melinda Morkel on her strong finish in the 25km MUT trail run this morning.
The struggle is real.
While the purpose of regular beach surveys is to gather data, our findings aren't always 'nice'.
Another turtle rescue in the Garden Route, this time in the Goukamma Marine Protected Area.
Common Octopus are always a crowd pleaser when exploring intertidal rock pools.
Tuberculate Cuttlefish (Sepia tuberculata).
Today, while flying a drone mapping mission to determine foreshore sand movement along the approach to Gericke's Point, a large red patch a few 100m out to sea caught my attention.

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Recent Posts

  • Observations of Indo-Pacific Humpback Dolphins in the Garden Route.
  • Indication of over exploitation of octopus at Gericke’s Point
  • Entanglements from discarded and lost fishing gear.

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