the KZN run AN ANNUAL NATURAL WONDER

what are ?

Sardines are small silver fish that are also known as pilchards They filter feed by straining Sardinops sagax (Family: ) tiny plants and animals (plankton) from the water using their gill rakers. They mature at 20 to 22 cm at Most do not live longer an age of 2-3 years. than 4 years.

They are fast growing fish, The females produce growing 0.6mm per day! many thousands of eggs. WHY ARE THEY IMPORTANT?

Sardines make up a high Most people know sardines percentage of the world's fish catch. as tinned pilchards!

Most of the sardines Sardines (and anchovies) landed are canned for comprise the main catch human and pet of the South African consumption. pelagic purse-seine fishery.

Sardine is the most popular bait used by recreational anglers in .

1 WHY ARE THEY IMPORTANT? Catches fluctuate widely but have been decreasing. From an average annual catch of 232 000 tons during the early 2000s, catches have declined to 12 000 tons in 2019.

The fishery supports thousands of jobs South Africa and sustains many coastal communities

mainly in the Western Cape. WC WHERE are our sardines found?

They form huge shoals in the upper layers of the ocean.

Sardines primarily South Africa on the Agulhas Banks off the Southern Cape . Sardines are associated with cold of nutrient rich water The larvae move northwards that occurs in shallow coastal areas. up the West Coast.

South Africa South Africa

Sardine larvae move northwards

Agulhas Bank

Adults return to spawn 2 WHAT IS THE KZN SARDINE RUN? Adults of the eastern stock migrate annually northwards up the east coast of southern Africa in a narrow band of cooler water that exists between the coast and the South Africa warm .

Occurs primarily They spawn inshore in Agulhas Current in the winter KZN until spring. months of Eggs and larvae are June and July. dispersed southwards.

Seine netters travel up and down the coast in search sardine shoals. Up to 600 tons are netted each year in beach-seine nets along the KZN coast during the annual sardine run.

Dive operators, fishing charters, hotels and accommodation facilities along the KZN and the Eastern Cape coast rely on the sardine season for tourism during the winter months. Fishermen flock to the beaches follow- ing the sardines in search of gamefish – the related expenditure on tackle, bait, accommodation and food are a boost to the local economy.

People of all shapes and sizes gather sardines with anything that holds a few fish – buckets, shirts, skirts, hats – 3 anything goes! Where do they go after the RUN?

It is believed that the remaining sardines South Africa move offshore into deeper water and may gradually move southwards. ? Agulhas Current

WHY IS IT SO IMPORTANT ecologically?

Copper, blacktip, dusky and spinner join gamefish such as geelbek, shad and garrick, dolphins, seals, gannets, cormorants and the occasional penguin all accompany the shoals.

Up to 100 000 gannets may follow the shoals. Thousands of common dolphins may follow the sardines.

Brydes and humpback whales also join the feast. Watch the video https://youtu.be/I43YyFaf2Dc

4