Chroococcus sp.

Laguna madre, Kenedy Ranch, sands flats, submerged conditions (14_2). Formaldehyde preserved mat.

Laguna madre, Kenedy Ranch, sands flats, submerged conditions (14_1).Formaldehyde preserved mat. Surface: Lyngbya sp. - 90%, Coleofasciculus sp. - 10%. Slimy layer below the surface: Coleofasciculus sp. - 40%, Coleofasciculus chthonoplastes - 50%, Lyngbya sp. - 10%. 2 mm deep: Coleofasciculus chthonoplastes -100%, with very rare occurrence among sediments. Note: Thickness of the mat is ~ 1 mm, with well developed surface layer (Lyngbya sp.). Diatoms are noticeable.

Laguna madre, Kenedy Ranch, sands flats (15_2). Mat material which have been stored in the fridge for 3 weeks. Lyngbya sp. were a dominant on the surface. Coleofasciculus ssp. were dominated inside the mat (1mm deep), with Lyngbya sp. in the rare occurance.

Laguna madre, Kenedy Ranch, sands flats (15_1). Mat material from the fridge. Lyngbya sp. were a dominant on the surface. On the 1 mm deep Coleofasciculus chthonoplastes were dominant. Note:representatives of Coleofasciculus ssp. were in the huge abundance in the 1mm deep layer.

Laguna madre, Kenedy Ranch, sands flats (17_dry).

Laguna madre, Kenedy Ranch, sands flats (17_wet).