Alex Mustard / Denise's Pygmy Seahorse (Hippocampus denise) on a coral seafan. Misool, Raja Ampat, West Papua, Indonesia, November.

Alex Mustard / A Pygmy Seahorse (Hippocampus bargibanti) in red seafan (Muricella sp.). Pygmy Seahorses are small, most less than 15mm in total length. Tulamben, Bali, Indonesia, Java Sea, August.

Alex Mustard / A Pygmy Seahorse (Hippocampus bargibanti) camouflaged in red Seafan (Muricella sp.). Pygmy Seahorses are small, most less than 15mm in length. Tulamben, Bali, Indonesia, October.

Alex Mustard / A Pygmy Seahorse (Hippocampus bargibanti) camouflaged in red Seafan (Muricella sp.). Pygmy Seahorses are small, most less than 15mm in length. Tulamben, Bali, Indonesia, October.

Alex Mustard / Two Denise's Pygmy Seahorses (Hippocampus denise) on a seafan (Muricella sp.). Digital composite. Misool, Raja Ampat, West Papua, Indonesia, November.

Juergen Freund / Pygmy seahorse (Hippocampus bargibanti) camouflaged on coral (Muricela sp). Lembeh Strait, North Sulawesi, Indonesia

Tim Laman / Denise's Pygmy seahorse (Hippocampus denise) camouflaged in a Sea Fan. Orange colour form. Vicinity of Gam Island, Raja Ampat, Indonesia, May 2007

Tim Laman / Denise's Pygmy seahorse (Hippocampus denise) camouflaging itself in a Sea Fan. Yellow colour form. Pisang Islands, West of Fak Fak Peninsula. West Papua, Indonesia, April 2007

Fred Bavendam / Pygmy Seahorse (Hippocampus bargibanti) clinging to a Gorgonian Coral Fan, Lembeh Straits, Sulawesi, Indonesia

Fred Bavendam / Pygmy Seahorse (Hippocampus bargibanti) clinging to a Gorgonian Coral Fan, Lembeh Straits, Sulawesi, Indonesia

Pascal Kobeh / Three Pygmy seahorses (Hippocampus bargibanti) on a Seafan / Gorgonian (Muricella sp) including one or several pregnant males. New Caledonia, Pacific Ocean

Pascal Kobeh / Four Pygmy seahorses (Hippocampus bargibanti) on a Seafan / Gorgonian (Muricella sp. ) including one or several pregnant males. New Caledonia, Pacific Ocean.