Cephalopods · Marine Life · South Africa

Ram’s horn shell (Spirula spirula)

Stranded ram's horn shell covered in small goose barnacles. Found on the beach in Port Alfred (Eastern Cape, South Africa), 2024. Shell cylindrical, forming a loose, flat spire, and made up of a series of chambers.Rarely seen, the animal is squid-like, with eight short arms and two long tentacles. About 25 mm. The live animal… Continue reading Ram’s horn shell (Spirula spirula)

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)

Marine Life · Sea Squirts · South Africa

Elephant ear (Gynandrocarpa placenta)

A fresh specimen of elephant ear washed ashore. Unknown location, South Africa (2021). A large colonial ascidian that consists of a large fleshy disk, often cream or pink in colour, on a thin short brown wrinkled stalk. Zooids robust arranged on the outer layer of the test and opening separately on the surface of the… Continue reading Elephant ear (Gynandrocarpa placenta)

Arthropods · Barnacles · Marine Life · South Africa

Small goose barnacle (Lepas pectinata)

Small goose barnacles attached on a ram's horn squid shell washed on the beach. Port Alfred, Eastern Cape (2024). White small stalked barnacle with a light-brown always short peduncle. Body shelled with thick striated plates. Scutum round and broad, with a ridge so forward that it appears not to have one. Tergum triangular and pointy.… Continue reading Small goose barnacle (Lepas pectinata)

Barnacles · Marine Life · South Africa

Goose barnacle (Lepas anserifera)

Close-up of goose barnacles attached on the sole of a shoe washed ashore. Port Alfred, Eastern Cape (2024). Off-white stalked barnacle. Shelled body flat, triangular in shape and compressed, wide at bottom and narrowing to a point.Shell plates (5) calcareous, not overlapping and with no gaps in between, with orange edges, covered with radiating ridges… Continue reading Goose barnacle (Lepas anserifera)

Cnidarians · Hydrozoans · Marine Life · South Africa

Indo-Pacific man-of-war (Physalia utriculus)

Bluebottle washed on the rocks. Cape Agulhas, Western Cape (2020) - iNaturalist Unmistakable with its inflated blue-green float and long trailing tentacles. Float 50 mm long, tentacles up to 10 m long, but contracting to about 30 cm. Floats on the surface of the sea and is vulnerable to being cast ashore by onshore winds.… Continue reading Indo-Pacific man-of-war (Physalia utriculus)