Rob Tilley / Rock engravings of the native american Pueblo people, Chaco Culture National Historical Park, New Mexico, USA, February 2009

Alex Mustard / Several mimic goatfish (Mulliodichthys mimicus) hide within a school of Bluestripe snapper (Lutjanus kasmira) on a coral reef. North Ari Atoll, Maldives. Indian Ocean

Nick Hawkins / Blue-lined snapper (Lutjanus kasmira) shoal. Cocos Island National Park, Costa Rica.

Nick Hawkins / Blue-lined snapper (Lutjanus kasmira) shoal. Near Cocos Island National Park, Costa Rica.

David Fleetham / Bluestripe snapper (Lutjanus kasmira) school under rock arch, introduced species. Kona Coast, The Big Island, Hawaii.

David Fleetham / Eleven year old PADI certified junior scuba diver, Sean Fleetham and schooling Bluestripe snapper (Lutjanus kasmira) off Second Cathedral, and dive site off the island of Lanai, Hawaii. December 2013....

David Fleetham / Diver and schooling Blue striped snapper (Lutjanus kasmira) on the wreck of the Sea Tiger off Waikiki, Oahu, Hawaii. December 2013. Model released.

Alex Mustard / Blueline snapper (Lutjanus kasmira) school. Vavuu Atoll, Maldives. Indian Ocean.

Alex Mustard / Blueline snapper (Lutjanus kasmira) school above Black coral (Antipatharia) in reef. Vavuu Atoll, Maldives. Indian Ocean.

Alex Mustard / Blueline snapper (Lutjanus kasmira) school. Vavuu Atoll, Maldives. Indian Ocean.

Jordi Chias / Lunar-tailed bigeye (Priacanthus hamrur) with blueline snappers (Lutjanus kasmira) in the background;Mozambique

Jordi Chias / School blueline snappers (Lutjanus kasmira) South Ari Atoll, Maldives, Indian Ocean.

Jordi Chias / Potato cod (Epinephelus tukula) with school Blueline snappers (Lutjanus kasmira) Tofo Coast, Mozambique, Indian Ocean. South-East Coast.

Franco Banfi / Oblique-banded sweetlips (Plectorhinchus lineatus) Tubbataha Reef Natural Park, UNESCO World Heritage Site, Sulu Sea, Cagayancillo, Palawan, Philippines

Linda Pitkin / Bluestripe snappers (Lutjanus kasmira) and Bigeye Snappers (Lutjanus lutjanus) in mixed-species school. Mioskon, Dampier Strait, Raja Ampat, West Papua, Indonesia.

Linda Pitkin / Bigeye snappers (Lutjanus lutjanus) in mixed-species school with Bluestripe snappers (Lutjanus kasmira) Mioskon, Dampier Strait, Raja Ampat, West Papua, Indonesia.

Linda Pitkin / Mixed school of Ribbon Sweetlips (Plectorhinchus polytaenia), and Diagonal-banded Sweetlips (Plectorhinchus lineatus) Arborek, Dampier Strait, Raja Ampat, West Papua, Indonesia, March 2016

Linda Pitkin / Mixed school of Ribbon Sweetlips (Plectorhinchus polytaenia), and Diagonal-banded Sweetlips (Plectorhinchus lineatus) Arborek, Dampier Strait, Raja Ampat, West Papua, Indonesia, March 2016

Georgette Douwma / Kasmira snappers (Lutjanus kasmira) shoal on artificial reef. Mabul, Malaysia.

Georgette Douwma / Kasmira snappers (Lutjanus kasmira) shoal on artificial reef. Mabul, Malaysia.

Georgette Douwma / Kasmira snappers (Lutjanus kasmira) shoal on artificial reef. Mabul, Malaysia.

Georgette Douwma / School of Kasmira snappers (Lutjanus kasmira) on artificial reef. Mabul, Malaysia.

Pascal Kobeh / School of Bluelined / Bluestriped snappers (Lutjanus kasmira) Maldives. Indian Ocean.

Pascal Kobeh / School of Bluelined / Bluestriped snappers (Lutjanus kasmira) and a school of humpback snappers (Lutjanus gibus) Maldives. Indian Ocean.

Pascal Kobeh / Two Bluestreak cleaner wrasses (Labroides dimidiatus) cleaning, Oblique / diagonal banded sweetlips (Plectorhinchus lineatus) New Caledonia. Pacific Ocean.

Pascal Kobeh / Two Bluestreak cleaner wrasses (Labroides dimidiatus) cleaning, Oblique / diagonal banded sweetlips (Plectorhinchus lineatus) New Caledonia. Pacific Ocean.

Pascal Kobeh / Bluestreak cleaner wrasse (Labroides dimidiatus) just swimming out of mouth of Oblique / Diagonal banded sweetlips (Plectorhinchus lineatus) whilst cleaning / feeding, New Caledonia. Pacific Ocean.

Pascal Kobeh / Bluestreak cleaner wrasse (Labroides dimidiatus) just swimming out of mouth of Oblique / Diagonal banded sweetlips (Plectorhinchus lineatus) whilst cleaning / feeding, New Caledonia. Pacific Ocean.

Pascal Kobeh / Bluestreak cleaner wrasse (Labroides dimidiatus) cleaning Diagonal banded sweetlips (Plectorhinchus lineatus) New Caledonia. Pacific Ocean.

Pascal Kobeh / Bluestreak cleaner wrasse (Labroides dimidiatus) just swimming out of mouth of Oblique / Diagonal banded sweetlips (Plectorhinchus lineatus) whilst cleaning / feeding, New Caledonia. Pacific Ocean.

Pascal Kobeh / Bluestreak cleaner wrasse (Labroides dimidiatus) just swimming out of mouth of Oblique / Diagonal banded sweetlips (Plectorhinchus lineatus) whilst cleaning / feeding, New Caledonia. Pacific Ocean.

Pascal Kobeh / School of Bluelined / Bluestriped snappers (Lutjanus kasmira) Palau. Philippine Sea.

Pascal Kobeh / Diagonal-banded / Yellowbanded sweetlips (Plectorhinchus lineatus) cleaning Spotted unicornfish (Naso brevirostris) Palau. Philippine Sea.

Michael Pitts / Close up of a shoal of Bluestripe snapper (Lutjanus kasmira) moving over a reef, Maldives, Indian Ocean.

Michael Pitts / Close up of a shoal of Bluestripe snapper (Lutjanus kasmira) moving over a reef, Maldives, Indian Ocean.

Michael Pitts / Shoal of Bluestripe snapper (Lutjanus kasmira) moving over a reef, Maldives, Indian Ocean.

Alex Mustard / Diagonal-banded sweetlips (Plectorhinchus lineatus) head portrait, Raja Ampat, West Papua, Ceram Sea, Pacific Ocean.

Doug Perrine / Gray reef shark (Carcharhinus amblyrhynchos) juvenile swimming over reef with Bluestripe snapper (Lutjanus kasmira) shoal and Pinktail triggerfish (Melichthys vidua) behind, Mahaiula, North Kona, Hawa...

Doug Perrine / Gray reef shark (Carcharhinus amblyrhynchos) juveniles and Bluestripe snapper (Lutjanus kasmira) swimming through channel formed by collapsed lava tube, Mahaiula, North Kona, Hawaii, USA, Pacific Ocea...

Doug Perrine / Hawaiian hogfish (Bodianus albotaeniatus) male, with Bluestripe snapper (Lutjanus kasmira), and Black durgon triggerfish (Melichthys niger) swimming over reef with juvenile Gray reef sharks (Carcharhi...

Doug Perrine / Pennant butterflyfish / False moorish idol (Heniochus diphreutes) swimming over coral reef with Hawaiian dascyllus (Dascyllus ablisella) and juvenile Bluestripe snappers (Lutjanus kasmira), surrounded...

Doug Perrine / A large female Tiger shark (Galeocerdo cuvier) with crooked jaw likely from fishing interaction, and a remora or sharksucker on her chin, swimming above Bluestripe snappers (Lutjanus kasmira), Honoko...

Doug Perrine / Gray reef shark (Carcharhinus amblyrhynchos), juvenile, with fish hook in mouth, swimming through shoal of Bluestripe snapper (Lutjanus kasmira) on coral reef, North Kona, Hawaii, Pacific Ocean.

Georgette Douwma / Tropical reef fish composite image on black background, Kasmira snapper (Lutjanus kasmira), Greenthroat parrotfish (Scarus prasiognathos), Two spot wrasse (Oxycheilinus bimaculatus), Rusty parrotfish...

Georgette Douwma / Yellow tropical reef fish composite image on black background, Falcula butterflyfish (Chaetodon falcula), Yellow boxfish (Ostracion cubicus), Golden butterflyfish (Chaetodon semilarvatus), Red Sea clo...

Georgette Douwma / Yellow tropical reef fish composite image on black background, Sailfin tang (Zebrasoma veliferum) juvenile, Pajama cardinalfish (Sphaeramia nematoptera), Three-spot angelfish (Apolemichthys trimaculat...

Franco Banfi / Scuba diver with Paddletail Snapper (Lutjanus gibbus), Bluelined Snapper (Lutjanus kasmira), Moorea Island, French Polynesia, Pacific Ocean. Model released.

David Fleetham / Slate pencil sea urchin (Heterocentrotus mammillatus) on a reef with Black triggerfish (Melichthys niger) and a Bluestripe snapper (Lutjanus kasmira) swimming above, Maui, Hawaii, Pacific Ocean.

Lewis Jefferies / Common bluestripe snapper (Lutjanus kasmira) shoaling, Maldives, Indian Ocxean,

David Fleetham / Introduced Bluestripe snapper (Lutjanus kasmira) shoal, North Pacific, Hawaii, USA.

Alex Mustard / Mixed school of diagonal-banded sweetlips (Plectorhinchus lineatus) and ribbon sweetlips (Plectorhinchus polytaenia) gather above plate corals, with convict blennies (Pholidichthys leucotaenia). Saund...

Alex Mustard / Mixed school of large fish, incliuding lined rabbitfish (Siganus lineatus), diagonal-banded sweetlips (Plectorhinchus lineatus) onespot snapper (Lutjanus monostigma), oriental sweetlips (Plectorhinchu...

David Fleetham / Lined sweetlips (Plectorhinchus lineatus) with two cleaner wrasse (Labroides dimidiatus) inspecting its gills, Indonesia.

Alex Mustard / A mixed school of diagonal-banded sweetlips (Plectorhinchus lineatus) and ribbon sweetlips (Plectorhinchus polytaenia) gather above plate corals, with convict blennies (Pholidichthys leucotaenia). Sau...

Willem Kolvoort / Bluestripe snappers (Lutjanus kasmira) shoaling over coral reef, Passe Dubois / Dubois channel, Aldabra, Indian Ocean