Ulvophytes

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

“Sea grapes” may sound like something Poseidon would snack on, and not a killer algae. Yet Caulerpa racemosa var. cylindracea poses a serious threat to marine life. Spread by the bilge water of boats, this fast-growing alga is quick to take root, squeezing out native species. But there is one spot in the Mediterranean where cylindracea hasn’t yet taken over, and biologists like Juan Manuel Ruiz Fernández are trying to discover why. read moreDuration: 5:27Published: Wed, 14 Dec 2011 20:13:28 +0000

South Pacific Ocean, Duration 11 seconds

Sverige

Blåkilde Mølle, Hobro, Danmark

Randers Fjord

Lilleør, Samsø, Danmark

Oulanka Nationalpark, Kuusamo, Finland

Sangstrup Klint

Male Penicillus capitatus releasing gametes

Chaetomorpha linum.

Chlorophycees (Algues vertes) Confervacees, Enteromorpha Linza (L.)P J. Ag..

Cladophora rupestris.