Swimmer, Harlequin / Mud Crabs Portunidae

Sand Crab (Portunus tenuipes) in threat posture showing flat paddle-like read legs used to dig into sand.
Sand Crab (Portunus tenuipes) in threat posture showing flat paddle-like read legs used to dig into sand. single one alone lonely isolated individual crustacean shell armor armour armoured armored protect protected protection hard sheild shield nip nipper nippers claw claws anger angry defend defense defending threatened threaten crustacean Crustaceans |Sand Crab (Portunus tenuipes)

Swimmer Crab (Portunus sp. Portunidae family) carrying an Upside-down Jellyfish (Cassiopeia andromeda) on it's back for camouflage and protection from the sea jelly stinging cells.
Swimmer Crab (Portunus sp. Portunidae family) carrying an Upside-down Jellyfish (Cassiopeia andromeda) on it's back for camouflage and protection from the sea jelly stinging cells. Jellyfish jelly jellyfish sea jelly seajelly transparent translucent delicate fragile frail weak flimsy insubstantial soft float floating afloat clear see-through scyphozoa cnidaria cnidarians cnidarian ctenophore water transparent sting stinging ocean tentacles two pair couple together duo paired partner partners twin partnership shell armor armour armoured armored protect protected protection hard sheild shield camouflage camoflage camouflaged camoflaged hidden hiding hide cryptic sting stings stinger stinging stingers toxic toxin poison poisonous poisonos load carry carrying transport transporting transported carried backpack pack burden heavy |Swimmer Crab (Portunus sp. Portunidae family)

Swimmer Crabs (Portunus sp.) mating.
Swimmer Crabs (Portunus sp.) mating. Portunidae decapod decapods decapoda brachyura two pair couple together duo paired partner partners twin partnership sex reproduction mate mating maternal copulate copulation sand sandy sandflat seabed sea bed sea-bed seafloor sea-floor floor eyes |Swimmer Crabs (Portunus sp.)

Mud Crab (Scylla serrata) hiding under ledge in mangrove and tidal area.
Mud Crab (Scylla serrata) hiding under ledge in mangrove and tidal area. crustacean hiding hidden shallow shallows armour armoured protected protection armor armored Crustaceans |Mud Crab (Scylla serrata)

Velvet Swimmer Crab (Liocarcinus puber) feeding on sea star.
Velvet Swimmer Crab (Liocarcinus puber) feeding on sea star. crustacean eat eating grip hold gripping holding caught catch catching captured Crustaceans |Velvet Swimmer Crab (Liocarcinus puber)

Blue Swimmer Crabs (Portunus pelagicus) Bright blue male and brown female mating.
Blue Swimmer Crabs (Portunus pelagicus) Bright blue male and brown female mating. sex reproduction mate mating maternal copulate copulation armor armour armored armoured blue cyan two pair couple together duo paired partner partners twin Crustaceans |Blue Swimmer Crabs (Portunus pelagicus)

Blue Swimmer Crabs (Portunus pelagicus) mating. Commercial species.
Blue Swimmer Crabs (Portunus pelagicus) mating. Commercial species. sex reproduction together pair couple mating mate married sex reproduction mate mating maternal copulate copulation Crustaceans |Blue Swimmer Crabs (Portunus pelagicus)

Blue Swimmer Crab (Portunus pelagicus) in defense pose.
Blue Swimmer Crab (Portunus pelagicus) in defense pose. welcome arms open claws defence defending attacking attack greeting Crustaceans |Blue Swimmer Crab (Portunus pelagicus)

Ocellate Swimming Crab (Portunus sebae)
Ocellate Swimming Crab (Portunus sebae) red pincers nippers claws defence defending alert Crustaceans |Ocellate Swimming Crab (Portunus sebae)

Swimmer Crab (Portunidae sp.) on sandy sea bed at night.
Swimmer Crab (Portunidae sp.) on sandy sea bed at night. Swimming single one alone lonely isolated individual shell armor armour armoured armored protect protected protection hard sheild shield crabs crab arthropod arthropoda crustacea malacostraca decapod decapoda pleocyemata brachyura crustacean crustaceans nipper nipping nippers claw claws pinch pinched pinching pincer pincers protect protective protecting care caring secure security securing defense defensive defending sand sandy sandflat seabed sea bed sea-bed seafloor sea-floor floor |Swimmer Crab (Portunidae sp.)

Swimming Crabs (Portunus xantusii) mating.
Swimming Crabs (Portunus xantusii) mating. sex reproduction gripping holding hugging Crustaceans |Swimming Crabs (Portunus xantusii)

Emperor Shrimp (Periclimenes imperator) and Harlequin Crab (Lissocarcinus orbicularis) on Leopard Holothurian or Sea Cucumber (Bohadschia argus)
Emperor Shrimp (Periclimenes imperator) and Harlequin Crab (Lissocarcinus orbicularis) on Leopard Holothurian or Sea Cucumber (Bohadschia argus) pair couple odd couple pattern camouflaged two commensal Crustaceans |Emperor Shrimp (Periclimenes imperator)

Sand Crabs (Portunus tenuipes)
Sand Crabs (Portunus tenuipes) hiding hide concealed protection careful watching looking peering peeking sand two pair couple home protection protecting hiding hidden Crustaceans |Sand Crabs (Portunus tenuipes)

Sand Crabs (Portunus tenuipes) Males wrestling over territory.
Sand Crabs (Portunus tenuipes) Males wrestling over territory. fighting agression territorial battle war struggle grapple hold grip grab claws competition competitor Crustaceans |Sand Crabs (Portunus tenuipes)

Red Swimmer Crab (Netocarcinus tuberculosus)
Red Swimmer Crab (Nectocarcinus tuberculosus) sex reproduction mate mating maternal copulate copulation armour armor two pair couple together duo paired partner partners twin Crustaceans |Red Swimmer Crab (Netocarcinus tuberculosus)

Red Swimmer Crab (Netocarcinus tuberculosus) feeding on mussels.
Red Swimmer Crab (Netocarcinus tuberculosus) feeding on mussels. eating consuming behaviour claws holding feasting gourmet shell foraging Crustaceans |Red Swimmer Crab (Netocarcinus tuberculosus)

Harlequin Crab (Lissocarcinus laevis) in front of host anemone.
Harlequin Crab (Lissocarcinus laevis) in front of host anemone. Portunidae decapod decapods decapoda brachyura single one alone lonely isolated individual crabs crab arthropod arthropoda crustacea malacostraca decapod decapoda pleocyemata brachyura crustacean crustaceans nipper nipping nippers claw claws pinch pinched pinching pincer pincers defence defend defencive defensive defense defending sheild shield guard shielding guarding guardian secure securing secured curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying pugnacious line lines lined stripe stripes striped patterns pattern band bands banded colour color colourful colorful vibrant vibrent vibrint red yellow white orange |Harlequin Crab (Lissocarcinus laevis)

Swimmer Crab (Portunidae sp.) on sandy sea bed at night.
Swimmer Crab (Portunidae sp.) on sandy sea bed at night. Swimming single one alone lonely isolated individual shell armor armour armoured armored protect protected protection hard sheild shield crabs crab arthropod arthropoda crustacea malacostraca decapod decapoda pleocyemata brachyura crustacean crustaceans nipper nipping nippers claw claws pinch pinched pinching pincer pincers protect protective protecting care caring secure security securing defense defensive defending sand sandy sandflat seabed sea bed sea-bed seafloor sea-floor floor |Swimmer Crab (Portunidae sp.)

Harlequin Crab (Lissocarcinus orbicularis)
Harlequin Crab (Lissocarcinus orbicularis) Portunidae decapod decapods decapoda brachyura single one alone lonely isolated individual line lines lined stripe stripes striped patterns pattern band bands banded protect protective protecting care caring secure security securing crabs crab arthropod arthropoda crustacea malacostraca decapod decapoda pleocyemata brachyura crustacean crustaceans nipper nipping nippers claw claws pinch pinched pinching pincer pincers |Harlequin Crab (Lissocarcinus orbicularis)

Harlequin Crab (Lissocarcinus orbicularis)
Harlequin Crab (Lissocarcinus orbicularis) Portunidae decapod decapods decapoda brachyura single one alone lonely isolated individual shell armor armour armoured armored protect protected protection hard sheild shield line lines lined stripe stripes striped patterns pattern band bands banded camouflage camoflage camouflaged camoflaged hidden hiding hide cryptic small tiny minute minuet miniscule diminutive macro micro little minor minature miniature petite puny cute friend friendly cuddly cuddle play playful happy smile smiling curious curiousity curios curiosity look looking inspect inspecting gaze gazing inquisitive inquiring enquiring interested questioning nosy prying crabs crab arthropod arthropoda crustacea malacostraca decapod decapoda pleocyemata brachyura crustacean crustaceans nipper nipping nippers claw claws pinch pinched pinching pincer pincers |Harlequin Crab (Lissocarcinus orbicularis)