Arthropods · Crabs & Others · Marine Life · South Africa · True crabs

Columbus crab (Planes minutus)

Mottle brown Columbus crab found washed ashore. Port Alfred, Eastern Cape (2024). Also referred to as Gulfweed crab or flotsam crab. Conspicuous eyes in wide orbits at the corners of the wide front edge of the carapace. First pair of pereiopods - or walking legs - with a symmetrical pair of chelae - or claws… Continue reading Columbus crab (Planes minutus)

Algae · Brown algae · Marine Life

Different-leafed sargassum (Sargassum incisifolium)

Specimen of sargassum found in a rock crevice. Cape Agulhas, Western Cape (2020) - iNaturalist Bushy yellow-brown plants with a triangular stem, small air-floats and two types of blades, attached to the substrate by a large conical holdfast that bears one or several strong perennial stems. The lower 'leaves' are oval and marginally toothed, while… Continue reading Different-leafed sargassum (Sargassum incisifolium)